-ˌsēn, -_sə̇n noun
( -s )
Etymology: International Scientific Vocabulary putresc- (from Latin putrescere ) + -ine
: a crystalline slightly poisonous ptomaine NH 2 (CH 2 ) 4 NH 2 found especially in putrid fish or flesh and in abnormal urine and also made synthetically; 1,4-butane-diamine