Carboxyl

3 definitions found

From 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]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From WordNet (r) 2.0 [wn]:

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