Definition of hyoscyamine in English:


Syllabification: hy·os·cy·a·mine
Pronunciation: /ˌhīəˈsīəmin, -ˌmēn


A poisonous compound present in henbane, with similar properties to hyoscine.
More example sentences
  • The tropane alkaloids scopolamine and hyoscyamine were extracted and analysed from N. tabacum cultured hairy roots.
  • In all preceding studies, alkaloid production was measured as scopolamine and hyoscyamine only.
  • Scopolamine and hyoscyamine are most concentrated in the seeds and can cause anticholinergic poisoning in exposed persons.


mid 19th century: from modern Latin hyoscyamus (from Greek huoskuamos 'henbane', from hus, huos 'pig' + kuamos 'bean') + -ine4.

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