Quaternarius
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quaternaire — [ kwatɛrnɛr ] adj. et n. m. • 1488; lat. quaternarius 1 ♦ Formé de quatre éléments, divisible par quatre. Chim. Composé quaternaire, dont la molécule renferme quatre espèces différentes d atomes. Ammonium quaternaire. Biochim. Structure… … Encyclopédie Universelle
quaternär — qua|ter|när 〈Adj.; Chem.〉 aus vier Teilen bestehend [<lat. quaternarius „je aus vieren bestehend, je vier enthaltend“; zu quaterni „je vier“; zu quattuor „vier“] * * * qua|ter|när [lat. quaternarius = je Vier enthaltend, aus je Vier bestehend] … Universal-Lexikon
cuaternar — CUATERNÁR, Ă, cuaternari, e, s.n., adj. 1. s.n. Ultima perioadă a neozoicului, care durează de la sfârşitul pliocenului până în zilele noastre. 2. adj. Care se referă la perioada cuaternarului (1). – Din fr. quaternaire, it. quaternario, lat.… … Dicționar Român
Quaternary structure — In biochemistry, quaternary structure is the arrangement of multiple folded protein molecules in a multi subunit complex.Description and examplesMany proteins are actually assemblies of more than one polypeptide chain, which in the context of the … Wikipedia
List of commonly misused English words — This is a list of English words which are commonly misused. It is meant to include only words whose misuse is deprecated by most usage writers, editors, and other professional linguists of Standard English. It is possible that some of the… … Wikipedia
quaternary — 1. Denoting a chemical compound containing four elements; e.g., NaHSO4. Cf.:q. structure. 2. Fourth in a series. 3. Relating to organic compounds in which some central atom is attached to four functional groups; applied to the usually trivalent… … Medical dictionary
Protein quaternary structure — In biochemistry, quaternary structure is the arrangement of multiple folded protein or coiling protein molecules in a multi subunit complex. Contents 1 Description and examples 2 Nomenclature of quaternary structures 3 Determination of qua … Wikipedia
Cuaternario — ► adjetivo/ sustantivo masculino 1 Que está compuesto de cuatro unidades, números o elementos: ■ compuesto cuaternario. 2 GEOLOGÍA Se aplica al período geológico caracterizado por las grandes glaciaciones y la aparición del hombre, que es el… … Enciclopedia Universal
Quaternary — Qua*ter na*ry, a. [L. quaternarius consisting of four each, containing four, fr. quaterni four each, fr. quattuor four: cf. F. quaternaire. See {Four}.] [1913 Webster] 1. Consisting of four; by fours, or in sets of four. [1913 Webster] 2. (Geol.) … The Collaborative International Dictionary of English
Quaternary — Qua*ter na*ry, n. [L. numerus quaternarius: cf. F. quaternaire.] 1. The number four. Boyle. [1913 Webster] 2. (Geol.) The Quaternary age, era, or formation. See the Chart of {Geology}. [1913 Webster] … The Collaborative International Dictionary of English
