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alkaloid
Definitions
[ˈalkəlɔɪd], (Noun)
Definitions:
- any of a class of nitrogenous organic compounds of plant origin which have pronounced physiological actions on humans. They include many drugs (morphine, quinine) and poisons (atropine, strychnine)
Phrases:
Origin
:
early 19th century: coined in German from alkali
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definition by Oxford Dictionaries