hydrobromic |
<chemistry> Composed of hydrogen and bromine; as, hydrobromic acid. <chemistry> Hydrobromic acid, a colourless, pungent, corrosive gas, HBr, usually collected as a solution in water. It resembles hydrochloric acid, but is weaker and less stable. Synonym: hydrogen bromide. Origin: Hydro-, 2 + bromic. Source: Websters Dictionary (01 Mar 1998) |
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hydrobromic acid |
<chemical> Hydrobromic acid (hbr). A solution of hydrogen bromide gas in water. Chemical name: Hydrobromic acid (12 Dec 1998) |
hydrobromide |
<chemistry> A compound of hydrobromic acid with a base; distinguished from a bromide, in which only the bromine unites with the base. Source: Websters Dictionary (01 Mar 1998) |
hydrocalycosis |
A usually symptomless anomaly of the renal calix that is dilated from obstruction of the infundibulum; usually discovered incidentally at pyelography or autopsy; may become infected. Origin: hydro-+ G. Kalyx, cup of a flower (05 Mar 2000) |
hydrocarbon |
An organic molecule which consists only of carbon and hydrogen atoms, and no other elements. (09 Oct 1997) |
hydrocarbonate |
<chemistry> A hydrous carbonate, as malachite. Source: Websters Dictionary (01 Mar 1998) |
hydrocarbons, acyclic |
Organic compounds composed exclusively of carbon and hydrogen where no carbon atoms join to form a ring structure. (12 Dec 1998) |
hydrocarbons, alicyclic |
Organic compounds composed exclusively of carbon and hydrogen. Three or more carbon atoms are arranged in a cyclic structure and they possess aliphatic properties. (12 Dec 1998) |
hydrocarbons, aromatic |
Organic compounds composed exclusively of carbon and hydrogen. They are unsaturated hexagonal ring structures with a closed conjugated system of double bonds that gives them the characteristic chemical properties of the parent aromatic hydrocarbon, benzene. (12 Dec 1998) |
hydrocarbons, cyclic |
Organic compounds composed exclusively of carbon and hydrogen forming a closed ring that may be either alicyclic or aromatic. (12 Dec 1998) |
hydrocarbostyril |
<chemistry> A white, crystalline, nitrogenous hydrocarbon, C9H9NO, obtained from certain derivatives of cinnamic acid and closely related to quinoline and carbostyril. Origin: Hydro-, 2 + carbostyril. Source: Websters Dictionary (01 Mar 1998) |
hydrocarburet |
<chemistry> Carbureted hydrogen; also, a hydrocarbon. Origin: Hydro-, 2 + carburet. Source: Websters Dictionary (01 Mar 1998) |
hydrocaulus |
Origin: NL, fr. Gr. "ydwr water + a stalk. <zoology> The hollow stem of a hydroid, either simple or branched. Source: Websters Dictionary (01 Mar 1998) |
hydrocele |
An accumulation of serous fluid in a sac-like cavity adjacent the testicle, a swelling due to the accumulation of serous fluid in the tunica vaginalis of the testis or in the spermatic cord. (27 Sep 1997) |
hydrocele colli |
A cyst formed by secretion into a persistent duct or fissure of the neck; when it involves lymph channels, it is usually a lymphangioma. Synonym: hydrocele colli. (05 Mar 2000) |
Synonyms : Diucardin, Trifluoromethylhydrothiazide
Synonyms : Fluohydric Acid, Fluorhydric Acid, Acid, Fluohydric, Acid, Fluorhydric, Acid, Hydrofluoric, Fluoride, Hydrogen
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hydrocolloid
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a substance that forms a gel with water
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hydrocortisone
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an adrenal-cortex hormone (trade names Hydrocortone or Cortef) that is active in carbohydrate and protein metabolism
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hydrocyanic acid
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a solution of hydrogen cyanide in water; weak solutions are used in fumigating and in the synthesis of organic compounds
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hydrotherapy
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hydropathy: the internal and external use of water in the treatment of disease
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hydrothorax
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accumulation of fluid in the pleural cavity (the space between the lungs and the walls of the chest) often resulting from disease of the heart or kidneys
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