| valepotriates | A class of iridoid alkaloids from Valeriana sp. And Kentranthus sp.; e.g., the drug valtratum is a member of this class. (05 Mar 2000) |
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| valeramide | <chemistry> The acid amide derivative of valeric acid, obtained as a white crystalline substance. Origin: Valeric + amide. Source: Websters Dictionary (01 Mar 1998) |
| valerate | <chemistry> A salt of valeric acid. Source: Websters Dictionary (01 Mar 1998) |
| valerian | <botany> Any plant of the genus Valeriana. The root of the officinal valerian (V. Officinalis) has a strong smell, and is much used in medicine as an antispasmodic. <botany> Greek valerian, a plant (Polemonium caeruleum) with blue or white flowers, and leaves resembling those of the officinal valerian. Origin: LL. Valeriana, perhaps from some person named Valerius, or fr. L. Valere to be strong. Powerful, on account of its medicinal virtues: cf. F. Valeriane. Source: Websters Dictionary (01 Mar 1998) |
| valerianaceous | <botany> Of, pertaining to, or resembling, plants of a natural order (Valerianaccae) of which the valerian is the type. The order includes also the corn salads and the oriental spikenard. Source: Websters Dictionary (01 Mar 1998) |
| valerianate | <chemistry> A valerate. Source: Websters Dictionary (01 Mar 1998) |
| valerianic | <chemistry> Performance to, or obtained from, valerian root; specifically, designating an acid which is usually called valeric acid. Source: Websters Dictionary (01 Mar 1998) |
| valeric | <chemistry> Valerianic; specifically, designating any one of three metameric acids, of which the typical one (called also inactive valeric acid), C4H9CO2H, is obtained from valerian root and other sources, as a corrosive, mobile, oily liquid, having a strong acid taste, and an odour of old cheese. Active valeric acid, a metameric variety which turns the plane of polarization to the right, although formed by the oxidation of a levorotatory amyl alcohol. Source: Websters Dictionary (01 Mar 1998) |
| valeric acid | CH3(CH2)3COOH;normal aliphatic acid; distilled from valerian; some of its salts are used in medicine; found in human colon. Synonym: pentanoic acid. (05 Mar 2000) |
| valeridine | <chemistry> A base, C10H19N, produced by heating valeric aldehyde with ammonia. It is probably related to the conine alkaloids. Source: Websters Dictionary (01 Mar 1998) |
| valerin | <chemistry> A salt of valeric acid with glycerin, occurring in butter, dolphin oil, and forming an forming an oily liquid with a slightly unpleasant odour. Origin: Valeric + glycerin. Source: Websters Dictionary (01 Mar 1998) |
| valeritrine | <chemistry> A base, C15H27N, produced together with valeridine, which it resembles. Origin: Valeric + iropine + -ine. Source: Websters Dictionary (01 Mar 1998) |
| valero- | <chemistry, prefix> A combining form (also used adjectively) indicating derivation from, or relation to, valerian or some of its products, as valeric acid; as in valerolactone, a colourless oily liquid produced as the anhydride of an hydroxy valeric acid. (29 Oct 1998) |
| valerone | <chemistry> A ketone of valeric acid obtained as an oily liquid. Source: Websters Dictionary (01 Mar 1998) |
| valeryl | <chemistry> The hypothetical radical C5H9O, regarded as the essential nucleus of certain valeric acid derivatives. Origin: Valeric + -yl. Source: Websters Dictionary (01 Mar 1998) |