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单词 nitrogeneous
释义

nitrogeneousadj.

Brit. /nʌɪtrəˈdʒiːnɪəs/, U.S. /ˌnaɪtrəˈdʒiniəs/
Origin: Formed within English, by derivation. Etymons: nitrogen n., -eous suffix.
Etymology: < nitrogen n. + -eous suffix. Compare earlier nitrogenous adj.
Chemistry and Biology.
= nitrogenous adj.
ΘΚΠ
the world > matter > chemistry > elements and compounds > metals > specific elements > nitrogen > [adjective] > containing or having the nature of
nitrogenous1796
nitrogeneous1836
nitrogenic1889
1836 B. H. Smart Walker Remodelled Nitrogeneous.
1851 J. F. W. Johnston Lect. Applic. Chem. & Geol. to Agric. vii. 140 It is plain, then, that the nitrogeneous substances..contained in the sap at all periods of the plant's growth, are carried up in great quantity to the flower and seed vessel.
1894 Field 9 June 844/2 The natural stores of nitrogeneous substances in the soil.
1916 Publ. Amer. Statist. Assoc. 15 95 The import of Chili saltpeter, representing one half of the total supply of nitrogeneous artificial fertilizer, has been cut off.
1939 Science 8 Sept. 237/1 The recent studies of the writer have indicated the presence of a crystalline nitrogeneous substance liberated in areas of acute inflammation.
1985 Amer. Jrnl. Bot. 72 282/1 Increases in nitrogeneous compounds, including glycine, favoured mainly production of axillary shoots.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1836
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