SALICIN Meaning of SALICIN in English [ 'salɪsɪn ]■ noun Chemistry a bitter compound present in willow bark, a glucoside related to aspirin.OriginC19: from Fr. ~e , from L. salix , salic- 'willow'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004