alkaloid

Từ điển WordNet v3.1 - WordNet Dictionary

noun

natural bases containing nitrogen found in plants
• Derivationally related forms:
alkaloidal
• Hypernyms:
organic compound
• Hyponyms:
atropine, hyoscyamine, pilocarpine, scopolamine, hyoscine,
physostigmine, cinchonine, ephedrine, ergonovine, Ergotrate Maleate, ergotamine,
pseudoephedrine, nicotine, strychnine, brucine, betaine, caffeine,
caffein, rauwolfia, tubocurarine, curare