ALKALOID


Meaning of ALKALOID in English

transcription, транскрипция: [ ˈal-kə-ˌlȯid ]

noun

Date: circa 1831

: any of numerous usually colorless, complex, and bitter organic bases (as morphine or caffeine) containing nitrogen and usually oxygen that occur especially in seed plants and are typically physiologically active

• al·ka·loi·dal ˌal-kə-ˈlȯi-d ə l adjective

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.