| manure | 1. To cultivate by manual labour; to till; hence, to develop by culture. "To whom we gave the strand for to manure." (Surrey) "Manure thyself then; to thyself be improved; And with vain, outward things be no more moved." (Donne) 2. To apply manure to; to enrich, as land, by the application of a fertilizing substance. "The blood of English shall manure the ground." (Shak) Origin: Contr, from OF. Manuvrer, manovrer, to work with the hand, to cultivate by manual labour, F. Manuvker. See Manual, Ure, Opera, and cf. Inure. Source: Websters Dictionary (01 Mar 1998) |
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| nitrogenous | <chemistry> Of, pertaining to, or resembling, nitrogen; as, a nitrogenous principle; nitrogenous compounds. Nitrogenous foods. See Note under Food. Source: Websters Dictionary (01 Mar 1998) |
| nitrogenous base | <biochemistry> A nitrogen-containing molecule having the chemical properties of a base. (09 Oct 1997) |
| nitrogenous group transferases | <enzyme> Enzymes that catalyze the transfer of nitrogenous groups, primarily amino groups, from a donor, generally an amino acid, to an acceptor, usually a 2-oxoacid. Registry number: EC 2.6 (12 Dec 1998) |