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mondofacto - Online Medical Dictionary
Category: Health and Medicine > Medical Dictionary
Date & country: 26/01/2008, UK
Words: 116197
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pineocytomaA type of brain tumour. ... (12 Dec 1998) ...
pineyA term used in designating an East Indian tree (the Vateria Indica or piney tree, of the order Dipterocarpeae, which grows in Malabar, etc) or its products. Piney dammar, Piney resin, Piney varnish, a pellucid, fragrant, acrid, bitter resin, which exudes from the piney tree (Vateria Indica) when wounded. It is used as a varnish, in making candles, …
pinfish<zoology> The sailor's choice (Diplodus, or Lagodon, rhomboides). ... The salt-water bream (Diplodus Holbrooki). ... Both are excellent food fishes, common on the coast of the United States south of Cape Hatteras. The name is also applied to other allied species. ... Origin: So called from their sharp dorsal spines. ... Source: Websters Dictionar …
ping-pongSee: ping-pong mechanism. ... Origin: Ping-Pong, trademark for table tennis ... (05 Mar 2000) ...
ping-pong boneThe thin shell of osseous tissue at the periphery of a giant cell tumour in a bone. ... (05 Mar 2000) ...
ping-pong mechanismA special multisubstrate reaction in which, for a two-substrate, two-product (i.e., bi-bi) system, an enzyme reacts with one substrate to form a product and a modified enzyme, the latter then reacting with a second substrate to form a second, final product, and regenerating the original enzyme. An example of such a mechanism is found in the aminotr …
pingueculaA yellow spot on the white of the eye, usually toward the inside (nose side) of the eye, associated with aging. It looks fatty (in latin the word pinguiculus means fattish), and is due to an accumulation of connective tissue. ... (12 Dec 1998) ...
piniformSynonym: pineal. ... Origin: L. Pinus, pine, + forma, form ... (05 Mar 2000) ...
pinion<zoology> A moth of the genus Lithophane, as L. Antennata, whose larva bores large holes in young peaches and apples. ... 1. A feather; a quill. ... 2. A wing, literal or figurative. 'Swift on his sooty pinions flits the gnome.' (Pope) ... 3. The joint of bird's wing most remote from the body. ... 4. A fetter for the arm. ... 5. <mechanics> …
pinite<chemical> A compact granular cryptocrystalline mineral of a dull grayish or greenish white colour. It is a hydrous alkaline silicate, and is derived from the alteration of other minerals, as iolite. ... Origin: So called from Pini, a mine in Saxony. ... 1. (Paleon) Any fossil wood which exhibits traces of having belonged to the Pine family. …
pink1. <botany> A name given to several plants of the caryophyllaceous genus Dianthus, and to their flowers, which are sometimes very fragrant and often double in cultivated varieties. The species are mostly perennial herbs, with opposite linear leaves, and handsome five-petaled flowers with a tubular calyx. ... 2. A colour resulting from the comb …
pink bread moldSynonym for Neurospora ... A fungus of the group Ascomycetes. It is haploid and grows as a mycelium. There are two mating types and fusion of nuclei of two opposite types leads to meiosis followed by mitosis. The resulting eight nuclei generate eight ascospores. These are arranged linearly in an ordered fashion in a pod like ascus, so that the vario …
pink diseaseSynonym for acrodynia ... Pain in the extremities. ... (12 Dec 1998) ...
pinkeyeSynonym: acute contagious conjunctivitis. ... Synonym: infectious bovine keratoconjunctivitis. ... 3. In horses, a form of equine viral arteritis. ... (05 Mar 2000) ...
pinkroot1. <medicine> The root of Spigelia Marilandica, used as a powerful vermifuge; also, that of S. Anthelmia. See definition 2 (below). ... 2. <botany> A perennial North American herb (Spigelia Marilandica), sometimes cultivated for its showy red blossoms. Called also Carolina pink, Maryland pinkroot, and worm grass. An annual South American …
Pinkus tumourSynonym for fibroepithelioma ... <tumour> A skin tumour composed of fibrous tissue intersected by thin anastomosing bands of basal cells of the epidermis; may give rise to basal cell carcinoma of the nodular type. ... Synonym: Pinkus tumour. ... (05 Mar 2000) ...
pinledgeA cast metal dental restoration or technique that employs parallel pins as part of the casting to increase retention of the restoration. ... (05 Mar 2000) ...
pinnaA primary segment of the blade of a compound leaf. ... (09 Oct 1997) ...
pinna nasiSynonym for wing of nose ... The outer more or less flaring wall of each nostril. ... Synonym: ala nasi, pinna nasi. ... (05 Mar 2000) ...
pinnace1. A small vessel propelled by sails or oars, formerly employed as a tender, or for coast defence; called originally, spynace or spyne. A man-of-war's boat. 'Whilst our pinnace anchors in the Downs.' (Shak) ... 2. A procuress; a pimp. ... Origin: F. Pinasse; cf. It. Pinassa, pinazza, Sp. Pinaza; all from L. Pinus a pine tree, anything made of pine, e …
pinnalRelating to the pinna. ... (05 Mar 2000) ...
pinnateDivided into pinnae, once-compound. ... Compare: bipinnate, tripinnate. ... (09 Oct 1997) ...
pinnated1. <botany> Consisting of several leaflets, or separate portions, arranged on each side of a common petiole, as the leaves of a rosebush, a hickory, or an ash. See Abruptly pinnate, and Illust, under Abruptly. ... 2. <zoology> Having a winglike tuft of long feathers on each side of the neck. ... <zoology> Pinnated grouse, the prairi …
pinnatifidCut deeply into lobes that are spaced out along the main stem (of the leaf). ... Compare: palmatifid. ... (09 Oct 1997) ...
pinnatisectDissected down to the midrib but having the segments confluent with it. ... (09 Oct 1997) ...
pinnuleA leaflet of a bipinnate leaf. ... (09 Oct 1997) ...
pinocyteA cell that exhibits pinocytosis. ... Origin: G. Pineo, to drink, + kytos, cell ... (05 Mar 2000) ...
pinocytosisUptake of fluid filled vesicles into cells (endocytosis). Macro pinocytosis and micro pinocytosis are distinct processes, the latter being energy independent and involving the formation of receptor ligand clusters on the outside of the plasma membrane and clathrin on the cytoplasmic face. ... (18 Nov 1997) ...
pinocytotic vesicleFluid filled endocytotic vesicle, usually less than 150 nm diameter. Micropinocylotic vesicles are around 70 nm diameter. ... (18 Nov 1997) ...
pinoresinol reductase<enzyme> Catalyses the conversion of pinoresinol to lariciresinol; isolated from forsythia intermedia ... Registry number: EC 1.1.1.- ... (26 Jun 1999) ...
pinosome<cell biology> A pinocytotic vesicle. ... Origin: Gr. Soma = body ... (18 Nov 1997) ...
PinsEmil, Austrian physician, 1845-1913. ... See: Pins' sign, Pins' syndrome. ... (05 Mar 2000) ...
Pins' signSynonym for Ewart's sign ... <clinical sign> In large pericardial effusions, an area of dullness with bronchial breathing and bronchophony below the angle of the left scapula. ... Synonym: Pins' sign. ... (05 Mar 2000) ...
Pins' syndrome<syndrome> Dullness, diminution of vocal fremitus and of the vesicular murmur, and a slight distant blowing sound, heard in the posteroinferior region of the chest on the left side, in cases of pericardial effusion; there is sometimes also a fine rale in this region, but all the adventitious auscultatory signs disappear when the patient assum …
pintaAn infectious disease of the skin caused by treponema carateum that occurs only in the western hemisphere. Age of onset is between 10 and 20 years of age. This condition is characterised by marked changes in the skin colour and is believed to be transmitted by direct person-to-person contact. ... (12 Dec 1998) ...
pinta feverA term used in Mexico for Rocky Mountain spotted fever. ... (05 Mar 2000) ...
pintail1. <zoology> A northern duck (Dafila acuta), native of both continents. The adult male has a long, tapering tail. Called also gray duck, piketail, piket-tail, spike-tail, split-tail, springtail, sea pheasant, and gray widgeon. ... 2. <zoology> The sharp-tailed grouse of the great plains and Rocky Mountains (Pediocaetes phasianellus); cal …
pintidsEruptions of plaque-like lesions in the secondary phase of pinta; the lesions, which vary in colour (hypochromic, hyperchromic, and erythematosquamous), result in depigmentation. ... Origin: pinta + -id(1) ... (05 Mar 2000) ...
pintoidResembling pinta. ... (05 Mar 2000) ...
pinus<botany> A large genus of evergreen coniferous trees, mostly found in the northern hemisphere. The genus formerly included the firs, spruces, larches, and hemlocks, but is now limited to those trees which have the primary leaves of the branchlets reduced to mere scales, and the secondary ones (pine needles) acicular, and usually in fascicles …
pinworm vaginitisVaginitis caused by Enterobius vermicularis. ... Senile vaginitis, atrophic vaginitis resulting from withdrawal of oestrogen stimulation of mucosa, often assuming the form of adhesive vaginitis. ... Synonym: vaginitis senilis. ... (05 Mar 2000) ...
pioneer plantPlants that colonise disturbed sites or raw mineral soils and make them easier for succeeding plants species to grow in. ... (09 Oct 1997) ...
pioped study<radiology> 251 patients with documented PE on pulmonary angiograms were given V/Q scans: 102 high probability, 105 intermediate probability, 39 low probability, 5 normal or near-normal ... (12 Dec 1998) ...
Piophila caseiThe cheese fly, a species of muscoid flies whose eggs are deposited on exposed cheese, cured meats, and other foods and are thus ingested, sometimes giving rise to temporary intestinal myiasis, with diarrhoea, colicky pains, and vomiting. ... Origin: L., fr. G. Pion, fat, + philos, fond; L. Caseus, cheese ... (05 Mar 2000) ...
piorthopneaSynonym: pimelorthopnea. ... Origin: G. Pion, fat, + orthos, straight, + pnoe, breath ... (05 Mar 2000) ...
pious1. Of or pertaining to piety; exhibiting piety; reverential; dutiful; religious; devout; godly. 'Pious hearts.' . 'Pious poetry.' . 'Where was the martial brother's pious care?' (Pope) ... 2. Practiced under the pretext of religion; prompted by mistaken piety; as, pious errors; pious frauds. ... Synonym: Godly, devout, religious, righteous. ... Origin …
pipA contagious disease of fowls, characterised by hoarseness, discharge from the nostrils and eyes, and an accumulation of mucus in the mouth, forming a 'scale' on the tongue. By some the term pip is restricted to this last symptom, the disease being called roup by them. ... Origin: OE. Pippe, D. Pip, or F. Pepie; from LL. Pipita, fr. L. Pituita slime …
PIP jointsSynonym for proximal interphalangeal joints ... The synovial joint's between the proximal and middle phalanges of the fingers and of the toes. ... Synonym: PIP joints. ... (05 Mar 2000) ...
PIP2<abbreviation> Phosphatidylinositol 4,5-bisphosphate. ... (05 Mar 2000) ...
pipa<zoology> The Surinam toad (Pipa Americana), noted for its peculiar breeding habits. ... The male places the eggs on the back of the female, where they soon become inclosed in capsules formed by the thickening of the skin. The incubation of the eggs takes place in the capsules, and the young, when hatched, come forth with well developed legs.< …
pipamazine1-[3-(2-Chlorophenothiazin-10-yl)propyl]isonipectoamide;a phenothiazine analogue with antiemetic and tranquillising properties. ... (05 Mar 2000) ...
pipamperone1'-[3-(p-Fluorobenzoyl)propyl]-[1,4'-bipiperidine]-4'-carboxamide;an antipsychotic tranquilliser. ... (05 Mar 2000) ...
pipazethate2-(2-Piperidinoethoxy)ethyl 10H-pyridol[3,2-b][1,4]benzothiazine-10-carboxylate;an antitussive agent. ... (05 Mar 2000) ...
pipe1. A wind instrument of music, consisting of a tube or tubes of straw, reed, wood, or metal; any tube which produces musical sounds; as, a shepherd's pipe; the pipe of an organ. 'Tunable as sylvan pipe.' 'Now had he rather hear the tabor and the pipe.' (Shak) ... 2. Any long tube or hollow body of wood, metal, earthenware, or the like: especially, o …
pipe boneSynonym for long bone ... One of the elongated bones of the extremities, consisting of a tubular shaft (diaphysis) and two extremities (epiphyses) usually wider than the shaft; the shaft is composed of compact bone surrounding a central medullary cavity. ... Compare: short bone. ... Synonym: os longum, pipe bone. ... (05 Mar 2000) ...
pipe stem cirrhosisCirrhosis of the liver with finger-like fibrosis predominantly around portal tracts, seen in schistosomiasis. Leads to portal hypertension but rarely to functional failure of the liver. ... (05 Mar 2000) ...
pipe-smoker's cancerSquamous cell carcinoma of the lips occurring in pipe smokers. ... (05 Mar 2000) ...
pipecolic acidDihydrobaikiaine; 2-piperidinecarboxylic acid; saturated picolinic acid;the l-isomers of the d1-and d6-dehydropipecolic acids are intermediates in the catabolism of l-lysine; pipecolic acid accumulates in disorders of the peroxisomes. ... Synonym: homoproline, pipecolinic acid. ... (05 Mar 2000) ...
pipecolinic acidSynonym for pipecolic acid ... Dihydrobaikiaine; 2-piperidinecarboxylic acid; saturated picolinic acid;the l-isomers of the d1-and d6-dehydropipecolic acids are intermediates in the catabolism of l-lysine; pipecolic acid accumulates in disorders of the peroxisomes. ... Synonym: homoproline, pipecolinic acid. ... (05 Mar 2000) ...
pipecuronium<chemical> 4,4'-((2 beta,3 alpha,5 alpha,16 beta,17 beta)-(3,17-bis(acetyloxy)androstane-2,16-diyl)bis(1,1-dimethylpiperazinium). A non-depolarising neuromuscular blocking agent used during halothane anaesthesia and obstetric and gynecologic surgery. ... Pharmacological action: neuromuscular nondepolarising agents, nicotinic antagonists. ... Ch …
pipecuronium bromideA neuromuscular blocking agent with nondepolarising properties, thus resembling d-tubocurarine but having a shorter duration of paralytic action. ... (05 Mar 2000) ...
pipemidic acid<chemical> 8-ethyl-5,8-dihydro-5-oxo-2-(1-piperazinyl)pyrido (2,3-d)pyrimidine-6-carboxylic acid. Antimicrobial against gram negative and some gram positive bacteria. It is protein bound and concentrated in bile and urine and used for gastrointestinal, biliary, and urinary infections. ... Pharmacological action: anti-infective agents, anti-inf …
pipenzolate methylbromide1-Ethyl-3-piperidyl benzilate methylbromide;an anticholinergic drug. ... (05 Mar 2000) ...
piper1. One who plays on a pipe, or the like, especially. On a bagpipe. 'The hereditary piper and his sons.' ... 2. <zoology> A common European gurnard (Trigla lyra), having a large head, with prominent nasal projection, and with large, sharp, opercular spines. A sea urchin (Goniocidaris hystrix) having very long spines, native of both the American …
Piper, E<person> U.S. Obstetrician-gynecologist, 1881-1935. ... See: Piper's forceps. ... (05 Mar 2000) ...
Piper's forcepsObstetrical forceps used to facilitate delivery of the head in breech presentation. ... (05 Mar 2000) ...
piperacetazine10-3-[4-(2-Hydroxyethyl)piperidino]-propylphenothiazin-2-yl methyl ketone;a tranquilliser. ... (05 Mar 2000) ...
piperacillin<chemical> 6-(((((4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl) amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1- azabicyclo(3.2.0)heptane-2-carboxylic acid. Semisynthetic, broad-spectrum, ampicillin-derived ureidopenicillin antibiotic proposed for pseudomonas infections. It is also used in combination with other antibiotics. ... Pharmacologi …
piperacillin sodiumC23H26N5NaO7S;a semisynthetic extended spectrum penicillin active against a wide variety of Gram-positive and Gram-negative bacteria. ... (05 Mar 2000) ...
piperazinePyrazine hexahydride;its former use in gout was based upon its property of dissolving uric acid in vitro, but it is ineffective in increasing uric acid excretion; its compounds are now used as anthelmintics in oxyuriasis and ascariasis. ... Synonym: diethylenediamine. ... (05 Mar 2000) ...
piperazine adipateA veterinary anthelmintic and filaricide. ... (05 Mar 2000) ...
piperazine calcium edetate(ethylenedinitrilo)tetraacetic acid piperazine calcium salt;an anthelmintic. ... (05 Mar 2000) ...
piperazine citrateA vermifuge for pinworms and roundworms. ... (05 Mar 2000) ...
piperazine diethanesulfonic acidOne of several aminosulfonic acids (like HEPES) used in biological buffers; active range 6.0-8.5. ... Acronym: PIPES ... (05 Mar 2000) ...
piperazine estrone sulfateA purified preparation of natural estrone sulfate; the piperazine acts as a buffer to increase the stability of estrone sulfate. ... (05 Mar 2000) ...
piperazine tartrateAn anthelmintic useful in the treatment of nematode infestation. ... (05 Mar 2000) ...
piperidinesA family of hexahydropyridines. Piperidine itself is found in the pepper plant as the alkaloid piperine. ... (12 Dec 1998) ...
piperidolate hydrochloride1-Ethyl-3-piperidyl diphenylacetate hydrochloride;an anticholinergic agent. ... (05 Mar 2000) ...
piperocaine hydrochloride3-(2-Methyl-1-piperidyl)propyl benzoate hydrochloride;a rapidly acting local anaesthetic for infiltration and nerve blocks. ... (05 Mar 2000) ...
piperonyl butoxide<chemical> An insecticide synergist, especially for pyrethroids and rotenone. ... Pharmacological action: pesticide synergists. ... Chemical name: 1,3-Benzodioxole, 5-((2-(2-butoxyethoxy)ethoxy)methyl)-6-propyl- ... (12 Dec 1998) ...
piperoxan<chemical> A benzodioxane alpha-adrenergic blocking agent with considerable stimulatory action. It has been used to diagnose pheochromocytoma and as an antihypertensive agent. ... Pharmacological action: adrenergic alpha-antagonists, antihypertensive agents, sympatholytics. ... Chemical name: Piperidine, 1-((2,3-dihydro-1,4-benzodioxin-2-yl)met …
piperoxan hydrochloride2-(1-piperidylmethyl)-1,4-benzodioxane hydrochloride;an adrenergic (alpha-receptor blocking agent of the Fourneau series of benzodioxanes); used as a diagnostic test for pheochromocytoma. ... Synonym: Fourneau 933. ... (05 Mar 2000) ...
PIPES<abbreviation> Piperazine diethanesulfonic acid. ... (05 Mar 2000) ...
pipestem arteriesArtery's hardened by calcification as seen in Monckeberg's arteriosclerosis; descriptive of the characteristic feeling to the finger of an examiner. ... (05 Mar 2000) ...
pipestem fibrosisA characteristic pipe-shaped fibrosis formed around hepatic portal veins in some cases of long-continued heavy infection with Schistosoma mansoni; thought to be induced by the presence of large numbers of schistosome eggs in the hepatic tissues. ... Synonym: Symmers' clay pipestem fibrosis, Symmers' fibrosis. ... (05 Mar 2000) ...
pipetteA graduated tube (marked in ml) used to transport a definite volume of a gas or liquid in laboratory work. ... Origin: Fr. Dim. Of pipe, pipe ... (05 Mar 2000) ...
pipidaeA family of the order anura, distinguished by the lack of a tongue. It includes four living genera of aquatic 'toads'. Two of the most familiar pipids are the popularly called surinam 'toad' (pipa pipa) and xenopus laevis. ... (12 Dec 1998) ...
piping1. A small cord covered with cloth, used as trimming for women's dresses. ... 2. Pipes, collectively; as, the piping of a house. ... 3. The act of playing on a pipe; the shrill noted of birds, etc. ... 4. A piece cut off to be set or planted; a cutting; also, propagation by cuttings. ... 1. Playing on a musical pipe. 'Lowing herds and piping swains.'
pipit
<ornithology> Any one of numerous species of small singing birds belonging to Anthus and allied genera, of the family Motacillidae. They strongly resemble the true larks in habits, colours, and the great length of the hind claw. They are, therefore, often called titlarks, and pipit larks. ... The meadow pipit (Anthus pratensis); the tree pipit …
pipobroman
<chemical> An antineoplastic alkylating agent used in the treatment of polycythemia vera, administered orally. ... Pharmacological action: antineoplastic agent, alkylating. ... Chemical name: Piperazine, 1,4-bis(3-bromo-1-oxopropyl)- ... (12 Dec 1998) ...
piposulfan
1,4-Dihydracryloylpiperazine dimethanesulfonate;an antineoplastic agent. ... (05 Mar 2000) ...
pipotiazine palmitate
This antipsychotic drug is used to treat chronic schizophrenia. ... (09 Oct 1997) ...
pippin
<botany> An apple from a tree raised from the seed and not grafted; a seedling apple. ... A name given to apples of several different kinds, as Newtown pippin, summer pippin, fall pippin, golden pippin. 'We will eat a last year's pippin.' (Shak) Normandy pippins, sun-dried apples for winter use. ... Origin: Probably fr. OE. Pippin a seed, as be …
pipradrol hydrochloride
Alpha-[2-Piperidyl]benzhydrol hydrochloride;a central nervous system stimulant. ... (05 Mar 2000) ...
piprinhydrinate
N-Methylpiperidyl 4-benzhydryl ether (diphenylpyralimine) 8-chlorotheophyllinate;an antihistaminic and antiemetic. ... (05 Mar 2000) ...
pipsyl
P-Iodophenylsulfonyl, the radical of pipsyl chloride that combines with the amino groups of amino acids and proteins. ... (05 Mar 2000) ...
pique
1. A feeling of hurt, vexation, or resentment, awakened by a social slight or injury; irritation of the feelings, as through wounded pride; stinging vexation. 'Men take up piques and displeasures.' (Dr. H. More) 'Wars had arisen . . . Upon a personal pique.' (De Quincey) ... 2. Keenly felt desire; a longing. 'Though it have the pique, and long, 'Tis …
piracetam
<chemical> A compound suggested to be both a nootropic and a neuroprotective agent. Its efficacy and mechanisms of action are not clear. ... Pharmacological action: neuroprotective agents, nootropic agents. ... Chemical name: 1-Pyrrolidineacetamide, 2-oxo- ... (12 Dec 1998) ...
pirate
1. A robber on the high seas; one who by open violence takes the property of another on the high seas; especially, one who makes it his business to cruise for robbery or plunder; a freebooter on the seas; also, one who steals in a harbor. ... 2. An armed ship or vessel which sails without a legal commission, for the purpose of plundering other vesse …
pirbuterol
A6[(tert-Butylamino)methyl]-3-hydroxy-2,6-pyridine-dimethanol;a selective b2-adrenergic bronchodilator used in the treatment of asthma. ... (05 Mar 2000) ...
