sassafrid, -ide|ˈsæsəfrɪd, -fraɪd| [f. sassafras) + -ide used irreg.] A substance extracted from the root-bark of sassafras. 1852C. Morfit Tanning & Currying (1853) 87 Sassafride.1876Harley Mat. Med. (ed. 6) 460 A red colouring matter..called sassafrid.