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 mondofacto - Online Medical Dictionary
Category: Health and Medicine > Medical Dictionary
Date & country: 26/01/2008, UK
Words: 116197


mesiobucco-occlusal
Relating to the angle formed by the junction of the mesial, buccal, and occlusal surfaces of a bicuspid or molar tooth. ... (05 Mar 2000) ...

mesiobuccopulpal
Relating to the angle denoting the junction of mesial, buccal and pulpal surfaces in a tooth cavity preparation. ... (05 Mar 2000) ...

mesiocervical
1. Relating to the line angle of a cavity preparation at the junction of the mesial and cervical walls. ... 2. Pertaining to the area of a tooth at the junction of the mesial surface and the cervical region. ... (05 Mar 2000) ...

mesioclusion
A malocclusion in which the mandibular arch articulates with the maxillary arch in a position mesial to normal; in Angle's classification, a Class III malocclusion. ... Synonym: mesial occlusion. ... (05 Mar 2000) ...

mesiodistal
Denoting the plane or diameter of a tooth cutting its mesial and distal surfaces. ... (05 Mar 2000) ...

mesiodistocclusal
Denoting three-surface cavity or cavity preparation or restoration (class 2, Black classification) in the premolars (bicuspids) and molars. ... (05 Mar 2000) ...

mesiogingival
Relating to the angle formed by the junction of the mesial surface with the gingival line of a tooth. ... (05 Mar 2000) ...

mesiognathic
Denoting malposition of one or both jaws forward from their normal position. ... (05 Mar 2000) ...

mesioincisal
Relating to the mesial and incisal surfaces of a tooth; denoting the angle formed by their junction. ... (05 Mar 2000) ...

mesiolabial
Relating to the mesial and labial surfaces of a tooth; denoting especially the angle formed by their junction. ... (05 Mar 2000) ...

mesiolingual
Relating to the mesial and lingual surfaces of a tooth; denoting especially the angle formed by their junction. ... (05 Mar 2000) ...

mesiolinguo-occlusal
Denoting the angle formed by the junction of the mesial, lingual, and occlusal surfaces of a bicuspid or molar tooth. ... (05 Mar 2000) ...

mesiolinguopulpal
Relating to the angle denoting the junction of the mesial, lingual, and pulpal surfaces in a tooth cavity preparation. ... (05 Mar 2000) ...

mesioplacement
Synonym for mesioversion ... Malposition of a tooth mesial to normal, in an anterior direction following the curvature of the dental arch. ... Synonym: mesial displacement, mesioplacement. ... (05 Mar 2000) ...

mesiopulpal
Pertaining to the inner wall or floor of a cavity preparation on the mesial side of a tooth. ... (05 Mar 2000) ...

mesioversion
Malposition of a tooth mesial to normal, in an anterior direction following the curvature of the dental arch. ... Synonym: mesial displacement, mesioplacement. ... (05 Mar 2000) ...

Mesmer
F. A., Austrian physician, 1733-1815. ... See: mesmerism. ... (05 Mar 2000) ...

mesmerise
An obsolete term for hypnotise. ... Origin: see mesmerism ... (05 Mar 2000) ...

mesmerism
The art of inducing an extraordinary or abnormal state of the nervous system, in which the actor claims to control the actions, and communicate directly with the mind, of the recipient. See Animal magnetism, under Magnetism. ... Origin: From Mesmer, who first brought it into notice at Vienna, about 1775: cf. F. Mesmerisme. ... Source: Websters Dictio …

mesna
<chemical> 2-mercaptoethanesulfonic acid sodium salt. An inhalation expectorant that breaks disulfide bonds in the mucopolysaccharides of mucus. It is used to treat chronic bronchitis and other respiratory diseases. Coenzyme m (2-mercaptoethanesulfonic acid) is involved in the methanogenesis pathway. ... Pharmacological action: expectorants.
meso compound
<chemistry> A compound that has two or more chiral centres but does not rotate plane-polarized light because it has an internal plane of symmetry. These compounds are identical to their mirror images. ... (09 Jan 1998) ...

meso compounds
Compounds containing more than one asymmetric carbon atom, with configurations about them so balanced that the molecule as a whole possesses a plane of symmetry, although the individual carbon atoms do not; such compounds are not optically active; e.g., ribitol, mucic acid, meso-inositol, meso-cystine. ... (05 Mar 2000) ...

meso-
Mes- ... 1. Middle, mean, intermediacy. ... 2. A mesentery, mesentery-like structure. ... 3. A prefix denoting a compound, containing more than one chiral centre, having an internal plane of symmetry; such compounds do not exhibit optical activity (e.g., meso-cystine). ... Origin: G. Mesos ... (05 Mar 2000) ...

meso-cystine
An isomer of cystine in which the configuration about one of the alpha-carbons is d, about the other, l, so that the molecule as a whole possesses a plane of symmetry and is optically inactive. Note that meso-cystine is not dl-cystine. Dl-cystine is a racaemic mixture of dd-cystine and ll-cystine. ... (05 Mar 2000) ...

meso-inositol
1. Generic term for any isomer of meso-inositol in which the hydroxyl groups are so arranged that the molecule as a whole possesses a plane of symmetry and is optically inactive. ... 2. Former name for myo-inositol. ... (05 Mar 2000) ...

meso-ontomorph
A broad, stocky individual. ... Origin: meso-+ G. On, being, + morphe, form ... (05 Mar 2000) ...

meso-tartrate dehydrogenase
<enzyme> Forms dihydroxyfumarate; distinguished from EC 1.1.1.93 which forms oxaloglycollate ... Registry number: EC 1.3.1.7 ... (26 Jun 1999) ...

mesoappendix
The short mesentery of the appendix lying behind the terminal ileum, in which the appendicular artery courses. ... Synonym: mesenteriolum processus vermiformis, mesentery of appendix. ... (05 Mar 2000) ...

mesobilane
A reduced mesobilirubin with no double bonds between the pyrrole rings and, consequently, colourless. ... See: bilirubinoids. ... Synonym: mesobilirubinogen, urobilinogen IXa. ... (05 Mar 2000) ...

mesobilene
Mesobilene- ... A bilirubinoid. ... See: urobilin. ... Synonym: urobilin IX-a. ... (05 Mar 2000) ...

mesobilirubin
A compound differing from bilirubin only in that the vinyl groups of bilirubin are reduced to ethyl groups. ... See: bilirubinoids. ... (05 Mar 2000) ...

mesobilirubinogen
Synonym for mesobilane ... A reduced mesobilirubin with no double bonds between the pyrrole rings and, consequently, colourless. ... See: bilirubinoids. ... Synonym: mesobilirubinogen, urobilinogen IXa. ... (05 Mar 2000) ...

mesobiliviolin
A bilirubinoid. ... (05 Mar 2000) ...

mesoblastema
All the cells collectively which constitute the early undifferentiated mesoderm. ... Origin: meso-+ G. Blastema, a sprout ... (05 Mar 2000) ...

mesoblastemic
Relating to or derived from the mesoblastema. ... (05 Mar 2000) ...

mesoblastic nephroma
<radiology> Foetal renal hamartoma, solid, unencapsulated mass with bundles of connective tissue, replaces 60-90% of kidney, cured by nephrectomy, nearly all solid renal tumours in 1st several weeks of life mesonephric nephroma, not Wilms ... (12 Dec 1998) ...

mesoblastic segment
Synonym for somite ... 1. <zoology> One of the actual or ideal serial segments of which an animal, especially. An articulate or vertebrate, is is composed; somatome; metamere. Somitic. ... 2. <embryology> Segmentally arranged blocks of mesoderm lying on either side of the notochord and neural tube during development of the vertebrate embr …

mesoblastic sensibility
Synonym for myesthesia ... The sensation felt in muscle when it is contracting; awareness of movement or activity in muscles or joints; sense of position or movement mediated in large part by the posterior columns and medial lemniscus. ... See: bathyesthesia. ... Synonym: deep sensibility, kinesthetic sense, mesoblastic sensibility, muscular sense, my …

mesocaecal
Relating to the mesocaecum. ... (05 Mar 2000) ...

mesocaecum
<anatomy> The fold of peritoneum attached to the caecum. The part of the mesocolon, supporting the caecum, that occasionally persists when the ascending colon becomes retroperitoneal during foetal life. ... Synonym: mesentery of caecum. ... Origin: meso-+ caecum ... (05 Mar 2000) ...

mesocardia
1. <embryology> Atypical position of the heart in a central position in the chest, as in early embryonic life. ... 2. Plural of mesocardium. ... Origin: meso-+ G. Kardia, heart ... (05 Mar 2000) ...

mesocardium
<embryology> The double layer of splanchnic mesoderm supporting the embryonic heart in the pericardial cavity. It disappears before birth. ... Dorsal mesocardium, the part of the mesocardium dorsal to the embryonic heart; it breaks down to form the transverse sinus of the pericardium. ... Ventral mesocardium, the part of the mesocardium ventral …

mesocarp
<plant biology> The fleshy portion of the wall of a succulent fruit inside the skin and outside the stony layer, if any, surrounding the seed. ... (09 Oct 1997) ...

mesocarpal
Synonym for midcarpal ... 1. Relating to the central part of the carpus. ... Synonym: mediocarpal. ... 2. Denoting the articulation between the two rows of carpal bones. ... Synonym: carpocarpal. ... Synonym: mediocarpal, mesocarpal. ... (05 Mar 2000) ...

mesocaval shunt
Anastomosis of the side of the superior mesenteric vein to the proximal end of the divided inferior vena cava, for control of portal hypertension, h-shunt anastomosis of the inferior vena cava to the superior mesenteric vein, using a synthetic conduit or autologous vein. ... (05 Mar 2000) ...

mesocephalic
<anatomy> Of or pertaining to, or in the region of, the middle of the head; as, the mesocephalic flexure. ... Having the cranial cavity of medium capacity; neither megacephalic nor microcephalic. ... Having the ratio of the length to the breadth of the cranium a medium one; mesaticephalic. ... Origin: Meso- + cephalic. ... Source: Websters Dictio …

mesocestoides
A genus of tapeworm, containing several species, found as adults in birds and mammals. The larvae or cysticercoid stage develop in invertebrates. Human infection has been reported and is probably acquired from eating inadequately cooked meat of animals infected with the second larval stage known as the tetrahythridium. ... (12 Dec 1998) ...

mesocolic
Relating to the mesocolon. ... (05 Mar 2000) ...

mesocolic tenia
See: teniae coli. ... Synonym: tenia mesocolica. ... (05 Mar 2000) ...

mesocolopexy
An operation for shortening the mesocolon, for correction of undue mobility and ptosis. ... Synonym: mesocoloplication. ... Origin: meso-+ G. Kolon, colon, + pexis, fixation ... (05 Mar 2000) ...

mesocoloplication
Synonym: mesocolopexy. ... Origin: meso-+ G. Kolon, colon, + L. Plico, pp. -atus, to fold ... (05 Mar 2000) ...

mesocord
A fold of amnion that sometimes binds a segment of the umbilical cord to the placenta. ... (05 Mar 2000) ...

mesocricetus
A genus of the family muridae having three species. The present domesticated strains were developed from individuals brought from syria. They are widely used in biomedical research. ... (12 Dec 1998) ...

mesocuneiform
Synonym for intermediate cuneiform bone ... A bone of the distal row of the tarsus; it articulates with the medial and lateral cuneiform, navicular, and second metatarsal bones. ... Synonym: os cuneiforme intermedium, mesocuneiform, middle cuneiform bone, second cuneiform bone, wedge bone. ... (05 Mar 2000) ...

mesoderm
<embryology> Middle of the three germ layers, gives rise to the musculoskeletal, blood, vascular and urinogenital systems, to connective tissue (including that of dermis) and contributes to some glands. ... (18 Nov 1997) ...

mesodermal factor
A protein that can induce the formation of kidney and muscle primordia in embryos. ... (05 Mar 2000) ...

mesodermic
Relating to the mesoderm. ... (05 Mar 2000) ...

mesodiastolic
Middiastolic. ... (05 Mar 2000) ...

mesoduodenal
Relating to the mesoduodenum. ... (05 Mar 2000) ...

mesoduodenum
The mesentery of the duodenum. ... (05 Mar 2000) ...

mesoendemic
<epidemiology> A term from the malaria literature used to mean (roughly) an area with some transmission. ... (05 Dec 1998) ...

mesoenteriolum
Synonym for mesenteriolum ... A small mesentery, as one of an intestinal diverticulum. ... Synonym: mesoenteriolum. ... Origin: Mod. L. Dim. Of mesenterium, mesentery ... (05 Mar 2000) ...

mesoepididymis
An occasional fold of the tunica vaginalis binding the epididymis to the testis. ... Origin: meso-+ epididymis ... (05 Mar 2000) ...

mesogenic
Denoting the virulence of a virus capable of inducing lethal infection in embryonic hosts, after a short incubation period, and an inapparent infection in immature and adult hosts; used in characterizing Newcastle disease virus, particularly strains used in parenteral vaccination of chickens. ... Origin: meso-+ G. -gen, producing ... (05 Mar 2000) …

mesoglia
Neuroglial cells of mesodermal origin. ... See: microglia. ... Synonym: mesoglial cells. ... Origin: meso-+ G. Glia, glue ... (05 Mar 2000) ...

mesoglial cells
Synonym for mesoglia ... Neuroglial cells of mesodermal origin. ... See: microglia. ... Synonym: mesoglial cells. ... Origin: meso-+ G. Glia, glue ... (05 Mar 2000) ...

mesogluteal
Relating to the musculus gluteus medius. ... (05 Mar 2000) ...

mesogluteus
Synonym for gluteus medius ... <anatomy, muscle> Origin, ilium between anterior and posterior gluteal lines; insertion, lateral surface of greater trochanter; action, abducts and rotates thigh; nerve supply, superior gluteal. ... Synonym: musculus gluteus medius, mesogluteus. ... (05 Mar 2000) ...

mesognathic
1. Relating to the mesognathion. ... Synonym: mesognathous. ... (05 Mar 2000) ...

mesognathion
The lateral segment of the premaxillary or incisive bone external to the endognathion. ... Origin: meso-+ G. Gnathos, jaw ... (05 Mar 2000) ...

mesoileum
The mesentery of the ileum. ... (05 Mar 2000) ...

mesojejunum
The mesentery of the jejunum. ... (05 Mar 2000) ...

mesokaryotic
<biology> Those organisms with a cellular organisation intermediate between prokaryotes and eukaryotes. ... (18 Nov 1997) ...

mesolepidoma
<tumour> A neoplasm derived from the persistent embryonic mesothelium. ... Origin: meso-+ G. Lepis, rind, + -oma, tumour ... (05 Mar 2000) ...

mesolobus
An obsolete term for corpus callosum. ... Origin: meso-+ L. Lobus, lobe ... (05 Mar 2000) ...

mesolymphocyte
A mononuclear leukocyte of medium size, probably a lymphocyte, with a deeply staining nucleus of large size but relatively smaller than that in most lymphocytes. ... Origin: meso-+ lymphocyte ... (05 Mar 2000) ...

mesomelia
The condition of having abnormally short forearms and lower legs. ... Origin: meso-+ G. Melos, limb ... (05 Mar 2000) ...

mesomelic
Pertaining to the middle segment of a limb. ... (05 Mar 2000) ...

mesomelic dwarfism
Dwarfism with shortness of the forearms and lower legs. ... (05 Mar 2000) ...

mesomere
1. A blastomere of a size intermediate between a macromere and a micromere. ... 2. The zone between an epimere and a hypomere. ... Origin: meso-+ G. Meros, part ... (05 Mar 2000) ...

mesomeric
Pertaining to mesomerism. ... (05 Mar 2000) ...

mesomerism
Displacement of electrons within a molecule in such a way as to create fractional charges on different parts of the molecule. ... (05 Mar 2000) ...

mesometanephric carcinoma
Synonym for mesonephroma ... A rare tumour of the female genital tract, most often the ovary, formerly considered to be derived from mesonephric rests. Two varieties are recognised: (1) clear cell carcinoma, so called because of its histologic resemblance to renal cell carcinoma, and now considered to be of muellerian duct derivation and (2) an embr …

mesometric pregnancy
Ectopic pregnancy beginning as a tubal pregnancy, the amnotic sac being eventually formed by the mesometrium. ... (05 Mar 2000) ...

mesometritis
Synonym: myometritis. ... Origin: meso-+ G. Metra, uterus, + -itis, inflammation ... (05 Mar 2000) ...

mesometrium
<anatomy> The fold of the peritoneum supporting the oviduct. ... See: Meso-, and Metrium. ... (04 Mar 1998) ...

mesomorph
A constitutional body type or build (biotype or somatotype) in which tissues that originate from the mesoderm prevail; from the morphological standpoint, there is a balance between trunk and limbs. ... See: hypermorph, hypomorph, ectomorph, endomorph. ... Synonym: mediotype. ... Origin: meso-+ G. Morphe, form ... (05 Mar 2000) ...

mesomorphic
Relating to mesomorphs. ... (05 Mar 2000) ...

mesonephric adenocarcinoma
Synonym for mesonephroma ... A rare tumour of the female genital tract, most often the ovary, formerly considered to be derived from mesonephric rests. Two varieties are recognised: (1) clear cell carcinoma, so called because of its histologic resemblance to renal cell carcinoma, and now considered to be of muellerian duct derivation and (2) an embr …

mesonephric duct
A duct in the embryo draining the mesonephric tubules; in the male it becomes the ductus deferens; in the female it becomes vestigial. ... See: longitudinal duct of epoophoron. ... Synonym: ductus mesonephricus, wolffian duct. ... (05 Mar 2000) ...

mesonephric fold
Synonym for mesonephric ridge ... A ridge which, in early human embryos, comprises the entire urogenital ridge; however, later in development a more medial genital ridge, the potential gonad, is demarcated from it. ... See: urogenital ridge. ... Synonym: mesonephric fold. ... (05 Mar 2000) ...

mesonephric rest
Synonym for wolffian rest ... Remnants of the wolffian duct in the female genital tract that give rise to cysts; e.g., Gartner's cyst. ... Synonym: mesonephric rest. ... (05 Mar 2000) ...

mesonephric ridge
A ridge which, in early human embryos, comprises the entire urogenital ridge; however, later in development a more medial genital ridge, the potential gonad, is demarcated from it. ... See: urogenital ridge. ... Synonym: mesonephric fold. ... (05 Mar 2000) ...

mesonephric tissue
Intermediate mesoderm situated in the thoracic and lumbar regions of the embryo or foetus; it evolves into the mesonephros and associated structures. ... (05 Mar 2000) ...

mesonephric tubule
An excretory tubule of the mesonephros. ... Synonym: segmental tubule. ... (05 Mar 2000) ...

mesonephroi
Plural of mesonephros. ... (05 Mar 2000) ...

mesonephroid tumour
Synonym for mesonephroma ... A rare tumour of the female genital tract, most often the ovary, formerly considered to be derived from mesonephric rests. Two varieties are recognised: (1) clear cell carcinoma, so called because of its histologic resemblance to renal cell carcinoma, and now considered to be of muellerian duct derivation and (2) an embr …

mesonephroma
A rare tumour of the female genital tract, most often the ovary, formerly considered to be derived from mesonephric rests. Two varieties are recognised: (1) clear cell carcinoma, so called because of its histologic resemblance to renal cell carcinoma, and now considered to be of muellerian duct derivation and (2) an embryonal tumour (called also en …

mesoneuritis
Inflammation of a nerve or of its connective tissue without involvement of its sheath. ... Nodular mesoneuritis, inflammation of the connective tissue beneath the nerve sheath, with the formation of circumscribed fibrous thickenings. ... (05 Mar 2000) ...

mesons
Short-lived elementary particles found in cosmic radiation or produced from nuclear disintegration. Their mass is between that of protons and electrons and they can be negative, positive, or neutral. Pi-mesons (pions) are heavier than mu-mesons (muons) and are proposed for cancer radiotherapy because their capture and disintegration by matter produ …