Hyetograph Hy"e·to·graph noun [ Greek ... rain +
-graph .]
A chart or graphic representation of the average distribution of rain over the surface of the earth.
Hyetographic Hy`e·to·graph"ic adjective Of or pertaining to to hyetography.
Hyetography Hy`e·tog"ra·phy noun The branch of physical science which treats of the geographical distribution of rain.
Hyetology Hy`e·tol"o·gy noun [ Greek ... + rain
-logy .]
The science which treats of the precipitation of rain, snow, etc. --
Hy`e*to*log"ic*al adjective
Hygeia Hy·ge"ia noun [ Latin
Hygea ,
Hygia , from Greek ..., ..., health, ..., Hygeia, from ... sound, healthy.]
(Classic Myth.) The goddess of health, daughter of Esculapius.
Hygeian Hy·ge"ian adjective Relating to Hygeia, the goddess of health; of or pertaining to health, or its preservation.
Hygeist Hy"ge·ist noun One skilled in hygiena; a hygienist.
Hygieist Hy"gie·ist noun A hygienist.
Hygiene Hy"gi·ene noun [ French
hygiène . See
Hygeia .]
That department of sanitary science which treats of the preservation of health, esp. of households and communities; a system of principles or rules designated for the promotion of health.
Hygienic Hy`gi·en"ic adjective [ Confer French
hygiénique .]
Of or pertaining to health or hygiene; sanitary.
Hygienics Hy`gi·en"ics noun The science of health; hygiene.
Hygienism Hy"gi·en·ism noun Hygiene.
Hygienist Hy"gi·en·ist noun One versed in hygiene.
Hygiology Hy`gi·ol"o·gy noun [ Greek ... health +
-logy .]
A treatise on, or the science of, the preservation of health. [ R.]
Hygrine Hy"grine noun [ From Greek ... moist.]
(Chemistry) An alkaloid associated with cocaine in coca leaves ( Erythroxylon coca ), and extracted as a thick, yellow oil, having a pungent taste and odor.
Hygrodeik Hy"gro·deik noun [ Greek ... wet, moist, and ... to show.]
(Physics) A form of hygrometer having wet and dry bulb thermometers, with an adjustable index showing directly the percentage of moisture in the air, etc.
Hygrograph Hy"gro·graph noun [ Greek ... wet +
-graph .]
(Physics) An instrument for recording automatically the variations of the humidity of the atmosphere.
Hygrology Hy·grol"o·gy noun [ Greek ... wet +
-logy : confer French
hygrologie .]
(Medicine) The science which treats of the fluids of the body.
Hygrometer Hy·grom"e·ter noun [ Greek ... wet, moist +
-meter : confer French
hygromètre .]
(Physics) An instrument for measuring the degree of moisture of the atmosphere. Daniell's hygrometer ,
a form of hygrometer consisting of a bent glass tube terminating in two bulbs, the one covered with muslin, the other of black glass, and containing ether and a thermometer. Ether being poured on the muslin, the black ball, cooled by the evaporation of the ether within, is soon covered with dew; at this moment, the inclosed thermometer gives the dew-point, and this, compared with the reading of one in the air, determines the humidity.
Hygrometric, Hygrometrical Hy`gro·met"ric, Hy`gro·met"ric·al adjective [ Confer French
hygrométrique .]
1. Of or pertaining to hygrometry; made with, or according to, the hygrometer; as, hygrometric observations. 2. Readily absorbing and retaining moisture; as, hygrometric substances, like potash.
Hygrometry Hy·grom"e·try noun [ Confer French
hygrométrie .]
(Physics) That branch of physics which relates to the determination of the humidity of bodies, particularly of the atmosphere, with the theory and use of the instruments constructed for this purpose.
Hygrophanous Hy·groph"a·nous adjective [ Greek ... wet + ... to show.]
Having such a structure as to be diaphanous when moist, and opaque when dry.
Hygrophthalmic Hy`groph·thal"mic adjective [ Greek ... wet + English
ophthalmic .]
(Anat.) Serving to moisten the eye; -- sometimes applied to the lachrymal ducts.
Hygroplasm Hy"gro·plasm noun [ Greek ... wet + ... form, mold.]
(Biol.) The fluid portion of the cell protoplasm, in opposition to stereoplasm , the solid or insoluble portion. The latter is supposed to be partly nutritive and partly composed of idioplasm.
Hygroscope Hy"gro·scope noun [ Greek ... wet +
-scope : confer French
hygroscope .]
(Physics) An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.
Hygroscopic Hy`gro·scop"ic adjective [ Confer French
hygroscopique .]
1. Of or pertaining to, or indicated by, the hygroscope; not readily manifest to the senses, but capable of detection by the hygroscope; as, glass is often covered with a film of hygroscopic moisture. 2. Having the property of readily inbibing moisture from the atmosphere, or of the becoming coated with a thin film of moisture, as glass, etc.
Hygroscopicity Hy`gro·sco·pic"i·ty noun (Botany) The property possessed by vegetable tissues of absorbing or discharging moisture according to circumstances.
Hygrostatics Hy`gro·stat"ics noun [ Greek ... wet + .... See
Statics .]
The science or art of comparing or measuring degrees of moisture. Evelyn.
Hyke Hyke noun See Haik , and Huke .
Hyksos Hyk"sos noun [ Greek ..., from Egypt.
hikshasu chiefs of the Bedouins, shepherds.]
A dynasty of Egyptian kings, often called the Shepherd kings , of foreign origin, who, according to the narrative of Manetho, ruled for about 500 years, forming the XVth and XVIth dynasties. It is now considered that the XVIth is merely a double of the XVth dynasty, and that the total period of the six Hyksos kings was little more than 100 years. It is supposed that they were Asiatic Semites.
Hylarchical Hy·lar"chi·cal adjective [ Greek ... wood, matter + ...: confer French
hylarchique . See
Archical .]
Presiding over matter. [ Obsolete]
Hallywell.
Hyleosaur Hy"le·o·saur" noun Same as Hylæosaur .
Hylic Hyl"ic adjective Of or pertaining to matter; material; corporeal; as, hylic influences.
Hylicist Hy"li·cist noun [ Greek ... adj., material, from ... wood, matter.]
A philosopher who treats chiefly of matter; one who adopts or teaches hylism.
Hylism Hy"lism noun [ Greek ... wood, matter.]
(Metaph.) A theory which regards matter as the original principle of evil.
Hylobate Hy"lo·bate noun [ Greek ... one that walks or inhabits the woods: ... a wood + ... to go.]
(Zoology) Any species of the genus Hylobates ; a gibbon, or long-armed ape. See Gibbon .
Hylodes Hy·lo"des noun [ New Latin , from Greek ... woody, wooded, muddy; ... a wood + ... form.]
(Zoology) The piping frog ( Hyla Pickeringii ), a small American tree frog, which in early spring, while breeding in swamps and ditches, sings with high, shrill, but musical, notes.
Hyloism Hy"lo·ism noun Same as Hylotheism .
Hyloist Hy"lo·ist noun [ Greek ... wood, matter.]
Same as Hylotheist .
Hylopathism Hy·lop"a·thism noun [ Greek ... matter + ..., ..., to suffer.]
The doctrine that matter is sentient. Krauth-Fleming.
Hylopathist Hy·lop"a·thist noun One who believes in hylopathism.
Hylophagous Hy·loph"a·gous adjective [ Greek ... wood + ... to eat.]
(Zoology) Eating green shoots, as certain insects do.
Hylotheism Hy"lo·the·ism noun [ Greek ... wood, matter + ... God.]
The doctrine of belief that matter is God, or that there is no God except matter and the universe; pantheism. See Materialism .
Hylotheist Hy"lo·the·ist noun One who believes in hylotheism.
Hylozoic Hy`lo·zo"ic adjective Of or pertaining to hylozoism.
Hylozoism Hy`lo·zo"ism noun [ Greek ... wood, matter + ... life, from ... to live: confer French
hylozoïsme .]
The doctrine that matter possesses a species of life and sensation, or that matter and life are inseparable. [ R.]
Cudworth.
Hylozoist Hy`lo·zo"ist noun A believer in hylozoism. A. Tucker.
Hylæosaur Hy"læ·o·saur` Hy`læ*o*sau"rus noun [ New Latin hylaeosaurus , from Greek ... belonging to a forest (fr. ... wood) + ... a lizard.] (Paleon.) A large Wealden dinosaur from the Tilgate Forest, England. It was about twenty feet long, protected by bony plates in the skin, and armed with spines.
Hymar Hy·mar" noun (Zoology) The wild ass of Persia.
Hymen Hy"men noun [ Greek ... skin, membrane.]
(Anat.) A fold of muscous membrane often found at the orifice of the vagina; the vaginal membrane.
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