polyvalent

polyvalent — polyvalent, ente [ pɔlivalɑ̃, ɑ̃t ] adj. • 1902; de poly et lat. valens 1 ♦ Méd. Se dit d un sérum ou d un vaccin qui protège contre plusieurs micro organismes pathogènes. 2 ♦ Chim. Qui possède plusieurs valences. ⇒ plurivalent. Radical… …   Encyclopédie Universelle

Polyvalent — is a synonym for multivalent and denotes something which has many values, meanings or appeals. The metaphoric origin of is derived from valency in chemistry and by metaphoric attribution, may now a subtle, polyvalent allegory . In chemistry the… …   Wikipedia

Polyvalent — Po*lyv a*lent, a. [Poly + L. valens, p. pr. See {Valent}.] (Chem.) Multivalent. [1913 Webster] …   The Collaborative International Dictionary of English

polyvalent — polyvalent. См. поливалент. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

polyvalent — polyvalent. = multivalent (см.). (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

polyvalent — 1881, from POLY (Cf. poly ) + valent, from L. valentem, prp. of valere be worth (see VALIANT (Cf. valiant)) …   Etymology dictionary

polyvalent — [päl΄i vā′lənt] adj. 1. Bacteriology designating a vaccine effective against many strains of the same species of microorganism 2. Chem. a) having a valence of more than two b) having more than one valence polyvalence n …   English World dictionary

polyvalent — adjective Etymology: International Scientific Vocabulary Date: 1881 1. having a chemical valence greater usually than two 2. effective against, sensitive toward, or counteracting more than one toxin, microorganism, or antigen < polyvalent… …   New Collegiate Dictionary

polyvalent — 1. SYN: multivalent. 2. Pertaining to a p. antiserum. * * * poly·va·lent .päl i vā lənt adj 1 a) having a chemical valence greater usu. than two b) having variable valence 2) effective against, sensitive toward, or counteracting more than one… …   Medical dictionary

polyvalent — polyvalence, n. /pol ee vay leuhnt, peuh liv euh leuhnt/, adj. 1. Chem. having more than one valence. 2. Bacteriol. (of an immune serum) containing several antibodies, each capable of reacting with a specific antigen. [1880 85; POLY + VALENT] * * …   Universalium

polyvalent — adjective a) multivalent; having a number of different forms, purposes, meanings, aspects or principles. b) Having a high valence, especially more than three …   Wiktionary