dihydro
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dihydro- — dihydr , dihydro ❖ ♦ Élément utilisé en chimie, de di , et hydr , hydro , indiquant l addition, dans une molécule, de deux atomes d hydrogène (ex. : dihydrocholestérol, n. m.; dihydroergotamine, n. f.; dihydrostreptomycine, n. f.) … Encyclopédie Universelle
dihydro — di·hy·dro (.)drō adj combined with two atoms of hydrogen <cortisol is a dihydro derivative of cortisone> often used in combination … Medical dictionary
dihydro- — combining form see dihydr … New Collegiate Dictionary
dihydro- — Prefix indicating the addition of two hydrogen atoms. [G. di, two + hydor, water] * * * a chemical prefix denoting the presence of two additional hydrogen atoms … Medical dictionary
Dihydro- — Di|hy|d|ro [↑ di u. ↑ hydro (2)]: Präfix in den Additionsnamen von org. Verb., die gegenüber der Stammverbindung einen Mehrgehalt von zwei H Atomen aufweisen (z. B. Dihydropyran), sowie in Bez. von Reaktionen, die mit der Aufnahme von zwei H… … Universal-Lexikon
dihydro — di·hy·dro … English syllables
dihydro- — a prefix denoting an additional two hydrogen atoms in the molecule …
dihydro — (ˈ)dī|hī(ˌ)drō adjective Etymology: dihydr : combined with two atoms of hydrogen … Useful english dictionary
dihydro- — combining form see dihydr … Useful english dictionary
dihydro-orotase — An enzyme catalyzing ring closure of N carbamoyl l aspartate to form l 5,6 dihydroorotate and water; an enzyme in pyrimidine biosynthesis. SYN: carbamoylaspartate dehydrase … Medical dictionary
