al·ka·loid ( l k -loid )n. Any of various organic compounds normally with basic chemical properties and usually containing at least one nitrogen atom in a heterocyclic ring, occurring chiefly in many vascular plants and some fungi. Many alkaloids, such as nicotine, quinine, cocaine, and morphine, are known for their poisonous or medicinal attributes. al ka·loidal (-loidl) adj. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Adj. | 1. | alkaloidal - pertaining to or consisting of alkaloids |
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