\Cit`ra*con"ic\, a. [Citric + aconitic.]
Pertaining to, derived from, or having certain
characteristics of, citric and aconitic acids.
{Citraconic acid} (Chem.), a white, crystalline, deliquescent
   substance, {C3H4(CO2H)2}, obtained by distillation of
   citric acid. It is a compound of the ethylene series.