( a. )
Pertaining to, or obtained from, the poppy or opium; specif. (Chem.), designating an acid related to aconitic acid, found in opium and extracted as a white crystalline substance.
( a. )
Pertaining to, or obtained from, the poppy or opium; specif. (Chem.), designating an acid related to aconitic acid, found in opium and extracted as a white crystalline substance.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012