dioxy-diox-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly, e.g. dioxy-acid Brit.

/dʌɪˌɒksɪˈasɪd/, U.S.

/daɪˌɑksiˈæsəd/.

Etymology: < di- comb. form 2 + -oxy- (in oxygen n.).

Chemistry.

A combining form expressing the presence in a compound of two atoms of oxygen; spec. the presence in an organic compound of two equivalents of the monad radical hydroxyl (OH) taking the place of two atoms of hydrogen, as dioxy-acid, dioxybenzene, C₆H₄(OH)₂ (benzene being C₆H₆).

ΚΠ

1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 541 Two dioxy~benzoic acids are obtained by fusing the two disulpho~benzoic acids with potassium hydroxide. One of these dioxy-acids forms crystals..not coloured by ferric chloride.

This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022).

单词	dioxy-
释义	dioxy-diox-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly, e.g. dioxy-acid Brit. /dʌɪˌɒksɪˈasɪd/, U.S. /daɪˌɑksiˈæsəd/. Etymology: < di- comb. form 2 + -oxy- (in oxygen n.). Chemistry. A combining form expressing the presence in a compound of two atoms of oxygen; spec. the presence in an organic compound of two equivalents of the monad radical hydroxyl (OH) taking the place of two atoms of hydrogen, as dioxy-acid, dioxybenzene, C₆H₄(OH)₂ (benzene being C₆H₆). ΚΠ 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 541 Two dioxy~benzoic acids are obtained by fusing the two disulpho~benzoic acids with potassium hydroxide. One of these dioxy-acids forms crystals..not coloured by ferric chloride. This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022). < comb. form1877
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