Hydragogue
Hy″dra‐gogue (?), a. [L. hydragogus conveying off water, Gr. �; ὕδωρ water + � to lead: cf. F. hydragogue.] (Med.) Causing a discharge of water; expelling serum effused into any...
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Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.
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Hydramide
Hy‐dram″ide (?), n. [Hydr- + -amide.] (Chem.) One of a group of crystalline bodies produced by the action of ammonia on certain aldehydes.
Hydramine
Hy‐dram″ine (?), n. [Hydroxyl + amine.] (Chem.) One of a series of artificial, organic bases, usually produced as thick viscous liquids by the action of ammonia on ethylene oxid...
Hydrangea
Hy‐dran″ge‐a (?), n. [NL., fr. Gr. ὕδωρ water + � vessel, capsule: cf. F. hydrangée.] (Bot.) A genus of shrubby plants bearing opposite leaves and large heads of showy flowers, ...
Hydrant
Hy″drant (?), n. [Gr. � to irrigate, fr. ὕδωρ water. See Hydra.] A discharge pipe with a valve and spout at which water may be drawn from the mains of waterworks; a water plug.
Hydranth
Hy″dranth (?), n. [Hydra + Gr. � a flower.] (Zoöl.) One of the nutritive zooids of a hydroid colony. Also applied to the proboscis or manubrium of a hydroid medusa. See Illust. ...
Hydrargochloride
Hy‐drar″go‐chlo″ride (?), n. [Hydrargyrum + chloride.] (Chem.) A compound of the bichloride of mercury with another chloride.
Hydrargyrate
Hy‐drar″gy‐rate (?), a. Of or pertaining to mercury; containing, or impregnated with, mercury.
Hydrargyrism
Hy‐drar″gy‐rism (?), n.(Med.) A diseased condition produced by poisoning with hydrargyrum, or mercury; mercurialism.
Hydrargyrum
Hy‐drar″gy‐rum (–rŭm), n. [NL., fr. L. hydrargyrus, Gr. υδρἅργυροσ; ὕδωρ water + ἄργυροσ silver.] (Chem.) Quicksilver; mercury.
Hydrarthrosis
‖Hy′drar‐thro″sis (?), n. [NL. See Hydro-, 1, and Arthrosis.] (Med.) An effusion of watery liquid into the cavity of a joint.
Hydrastine
Hy‐dras″tine (?), n.(Chem.) An alkaloid, found in the rootstock of the golden seal (Hydrastis Canadensis), and extracted as a bitter, white, crystalline substance. It is used as...
Hydrate
Hy″drate (?), n. [Gr. ὕδωρ water: cf. F. hydrate.] (Chem.) (a) A compound formed by the union of water with some other substance, generally forming a neutral body, as certain cr...
Hydrate (2)
Hy″drate (?), v. t. [imp. & p. p.Hydrated (?); p. pr. & vb. n.Hydrating (?).] To form into a hydrate; to combine with water.
Hydrated
Hy″dra‐ted (?), a. Formed into a hydrate; combined with water.
Hydration
Hy‐dra″tion (?), n.(Chem.) The act of becoming, or state of being, a hydrate.Water of hydration(Chem.), water chemically combined with some substance to form a hydrate; — distin...
Hydraulic
Hy‐drau″lic (?), a. [F. hydraulique, L. hydraulicus, fr. Gr. �, �, a water organ; ὕδωρ water + � flute, pipe. See Hydra.] Of or pertaining to hydraulics, or to fluids in motion;...
Hydraulical
Hy‐drau″lic‐al (?), a. Hydraulic.
Hydraulicon
Hy‐drau″li‐con (?), n. [NL. See Hydraulic.] (Mus.) An ancient musical instrument played by the action of water; a water organ. [Written also hydraulis.]
Hydraulics
Hy‐drau″lics (?), n. [Cf. F. hydraulique.] That branch of science, or of engineering, which treats of fluids in motion, especially of water, its action in rivers and canals, the...
Hydrazine
Hy″dra‐zine (?), n. [Hydr- + azo- + -ine.] (Chem.) Any one of a series of nitrogenous bases, resembling the amines and produced by the reduction of certain nitroso and diazo com...
Hydrencephsloid
Hy″dren‐ceph″s‐loid (?), a. [Hydrencephalus + -oid.] (Med.) Same as Hydrocephaloid.
Hydria
‖Hy″dri‐a (?), n.(Gr. Antiq.) A water jar; esp., one with a large rounded body, a small neck, and three handles. Some of the most beautiful Greek vases are of this form.
Hydriad
Hy″dri‐ad (?), n. [Gr. �, �, of the water, fr. ὕδωρ water.] (Myth.) A water nymph.
Hydric
Hy″dric (?), a. [From Hydrogen.] (Chem.) Pertaining to, or containing, hydrogen; as, hydric oxide.Hydric dioxide. (Chem.) See Hydrogen dioxide, under Hydrogen. — Hydric oxide(Ch...
Hydride
Hy″dride (?), n. [Hydr- + ide.] (Chem.) A compound of the binary type, in which hydrogen is united with some other element.
Hydriform
Hy″dri‐form (?), a. [Hydra + -form.] (Zoöl.) Having the form or structure of a hydra.