ˌsamb(y)əˈnīgrə̇n, -nig- noun
( -s )
Etymology: New Latin Sambucus nigra, species of elder (from Sambucus + Latin nigra, feminine of niger black) + International Scientific Vocabulary -in — more at negro
: a crystalline glucoside C 6 H 5 CH(CN)OC 6 H 11 O 5 that occurs especially in the berries of the common elder, that on complete hydrolysis yields benzaldehyde, hydrocyanic acid, and glucose, and that racemizes in alkaline solution to prulaurasin — compare amygdalin , prunasin