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Webster’s Dictionary (1828)



66 words match “HYDRATE”

LIME v.
To treat with lime, or oxide or hydrate of calcium; to manure with lime; as, to lime hides for removing the hair; to lime sails in order to whiten them. Land may be improved by draining, marling, and liming. Sir J. Child.
LIROCONITE n.
A hydrated arseniate of copper, occurring in obtuse pyramidal crystals of a sky-blue or verdigris-green color.
MAGNESIA n.
earthy white substance, consisting of magnesium oxide, and obtained by heating magnesium hydrate or carbonate, or by burning magnesium. It has a slightly alkaline reaction, and is used in medicine as a mild antacid laxative. See Magnesium. Magnesia alba Etym: [L.] (Med. Chem.), a bulky white amorphous substance, consi…
METHYLATE n.
hyl alcohol in which the hydroxyl hydrogen is replaced by a metal, after the analogy of a hydrate; as, sodium methylate, CH3ONa.
MILK n.
hed and replaced by the premolars. -- Milk of lime (Chem.), a watery emulsion of calcium hydrate, produced by macerating quicklime in water. -- Milk parsley (Bot.), an umbelliferous plant (Peucedanum palustre) of Europe and Asia, having a milky juice. -- Milk pea (Bot.), a genus (Galactia) of leguminous and, usually…
OSCULUM n.
x indicating that the substance to the name of wich it is affixed is a member of the carbohydrate group; as in cellulose, sucrose, dextrose, etc.
PECTIN n.
One of a series of carbohydrates, commonly called vegetable jelly, found very widely distributed in the vegetable kingdom, especially in ripe fleshy fruits, as apples, cranberries, etc. It is extracted as variously colored, translucent substances, which are soluble in hot water but become viscous on cooling.…
PECTOSE n.
An amorphous carbohydrate found in the vegetable kingdom, esp. in unripe fruits. It is associated with cellulose, and is converted into substances of the pectin group.
PENTOSAN; PENTOSANE n.
One of a class of substances (complex carbohydrates widely distributed in plants, as in fruits, gums, woods, hay, etc.) which yield pentoses on hydrolysis.
PHENYL n.
al residue of benzene, and the basis of an immense number of aromatic derivatives. Phenyl hydrate (Chem.), phenol or carbolic acid. -- Phenyl hydrazine (Chem.), a nitrogenous base (C6H5.N2H3) produced artificially as a colorless oil which unites with acids, ketones, etc., to form well-crystallized compounds.…
PHOTOSYNTHESIS n.
The process of constructive metabolism by which carbohydrates are formed from water vapor and the carbon dioxide of the air in the chlorophyll-containing tissues of plants exposed to the action of light. It was formerly called assimilation, but this is now commonly used as in animal physiology. The details of the proce…
POLYACID a.
en atom capable of being replaced by acid radicals; -- said of certain bases; as, calcium hydrate and glycerin are polyacid bases.
POTASH n.
The hydroxide of potassium hydrate, a hard white brittle substance, KOH, having strong caustic and alkaline properties; -- hence called also caustic potash.
SACCHARATE n.
In a wider sense, a compound of saccharose, or any similar carbohydrate, with such bases as the oxides of calcium, barium, or lead; a sucrate.
SEMINOSE n.
A carbohydrate of the glucose group found in the thickened endosperm of certain seeds, and extracted as yellow sirup having a sweetish-bitter taste.
SINISTRIN n.
A mucilaginous carbohydrate, resembling achroödextrin, extracted from squill as a colorless amorphous substance; -- so called because it is levorotatory.
SLACK; SLACKEN v.
sorption of carton dioxide and water, by which it is converted into carbonate of lime and hydrate of lime.
SODIUM n.
lid, NaOH, having a fibrous structure, produced by the action of quicklime, or of calcium hydrate (milk of lime), on sodium carbonate. It is a strong alkali, and is used in the manufacture of soap, in making wood pulp for paper, etc. Called also sodium hydrate, and caustic soda. By extension, a solution of sodium hydro…
SODIUM SULPHATE n.
own as a catharic under the name of Glauber's salt, which term is properly applied to the hydrate, Na2SO4.10H2O.
SOLUTION n.
wholly soluble. U. S. Disp. Fehling's solution (Chem.), a standardized solution of cupric hydrate in sodium potassium tartrate, used as a means of determining the reducing power of certain sugars and sirups by the amount of red cuprous oxide thrown down. -- Heavy solution (Min.), a liquid of high density, as a solutio…
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