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carboxyl

n. 羧基

羧基

WordNet (r) 3.0 (2006) (WordNet)

carboxyl
adj 1: relating to or containing the carboxyl group or carboxyl
radical [synonym: {carboxyl}, {carboxylic}]
n 1: the univalent radical -COOH; present in and characteristic
of organic acids [synonym: {carboxyl}, {carboxyl group}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Oxalyl \Ox"a*lyl\, n. [Oxalic -yl.] (Chem.)
(a) A hydrocarbon radical ({C2O2}) regarded as a residue of
oxalic acid and occurring in derivatives of it.
(b) An old name for {carbonyl}.
(c) An old name for {carboxyl}.
[1913 Webster]

Carboxyl \Car*box"yl\ (k[aum]r*b[o^]ks"[i^]l), n. [Carbon
oxygen -yl.] (Chem.)
The complex radical, {CO.OH}, regarded as the essential and
characteristic constituent which all oxygen acids of carbon
(as formic, acetic, benzoic acids, etc.) have in common; --
called also {oxatyl}.
[1913 Webster]

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