Meanings
nounhyoscyamus (countable and uncountable, plural hyoscyamuses or hyoscyami)
plural hyoscyamuses · plural hyoscyami
- countableuncountablebiologyAny of the genus Hyoscyamus of henbanes.
- archaiccountableuncountablemedicineThe leaves of black henbane (Hyoscyamus niger), used in neuralgic and pectoral troubles.
Synonyms & antonyms
Also see
Origin
From the genus name.
Full word history & related roots →Cite this entry
APA
hyoscyamus. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/hyoscyamus
MLA
“hyoscyamus.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hyoscyamus. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “hyoscyamus,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/hyoscyamus.
Source: hyoscyamus on Wiktionary, CC BY-SA 4.0.