monobasicadj.

Brit.

/ˌmɒnə(ʊ)ˈbeɪsɪk/, U.S.

/ˌmɑnəˈbeɪsɪk/

Origin: Formed within English, by compounding. Etymons: mono- comb. form, basic adj.

Etymology: < mono- comb. form + basic adj. Compare French monobasique (1866). Compare polybasic adj., bibasic adj.

Chemistry.

Of an acid: having one replaceable hydrogen atom. Also: having one base, or one atom of a base. Formerly also: †monovalent (obsolete).

ΘΚΠ

the world > matter > chemistry > chemical substances > acids > [adjective] > relating to acids general > proton donating power

tribasic1837

monobasic1842

tetrabasic1863

polyprotic1944

1842 T. Graham Elements Chem. i. iii. 167 Monobasic salts.

1849 D. Campbell Pract. Text-bk. Inorg. Chem. 140 Solutions of bibasic or mono~basic phosphate of soda.

1862 W. A. Miller Elements Chem. (ed. 2) III. 52 Monatomic or monobasic elements, one atom of which is in combination equivalent to..one atom of hydrogen.

1909 J. W. Jenkinson Exper. Embryol. iii. 140 Equimolecular solutions of monobasic lithium salts.

1940 G. H. J. Adlam & L. S. Price Higher School Certificate Inorg. Chem. (ed. 2) xl. 375 Hydrazoic acid is monobasic and belongs to the rarer class of acids, known as hydracids.

1980 Chem. in Brit. Nov. 591/1 The molecule behaves as a strong monobasic or dibasic Lewis acid towards a wide variety of donor molecules.

This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).

单词	monobasic
释义	monobasicadj. Brit. /ˌmɒnə(ʊ)ˈbeɪsɪk/, U.S. /ˌmɑnəˈbeɪsɪk/ Origin: Formed within English, by compounding. Etymons: mono- comb. form, basic adj. Etymology: < mono- comb. form + basic adj. Compare French monobasique (1866). Compare polybasic adj., bibasic adj. Chemistry. Of an acid: having one replaceable hydrogen atom. Also: having one base, or one atom of a base. Formerly also: †monovalent (obsolete). ΘΚΠ the world > matter > chemistry > chemical substances > acids > [adjective] > relating to acids general > proton donating power tribasic1837 monobasic1842 tetrabasic1863 polyprotic1944 1842 T. Graham Elements Chem. i. iii. 167 Monobasic salts. 1849 D. Campbell Pract. Text-bk. Inorg. Chem. 140 Solutions of bibasic or mono~basic phosphate of soda. 1862 W. A. Miller Elements Chem. (ed. 2) III. 52 Monatomic or monobasic elements, one atom of which is in combination equivalent to..one atom of hydrogen. 1909 J. W. Jenkinson Exper. Embryol. iii. 140 Equimolecular solutions of monobasic lithium salts. 1940 G. H. J. Adlam & L. S. Price Higher School Certificate Inorg. Chem. (ed. 2) xl. 375 Hydrazoic acid is monobasic and belongs to the rarer class of acids, known as hydracids. 1980 Chem. in Brit. Nov. 591/1 The molecule behaves as a strong monobasic or dibasic Lewis acid towards a wide variety of donor molecules. This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022). < adj.1842
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