-jə̇n noun
( -s )
Etymology: French syringine, from New Latin Syringa (generic name of Syringa vulgaris ) + French -ine
: a crystalline glucoside C 17 H 24 O 9 found especially in the bark of a lilac ( Syringa vulgaris ) and of privets that on hydrolysis yields glucose and methoxy-coniferyl alcohol