- citronwood - wood of a citron tree
--1 is a kind of wood
--1 is a substance of citron, citron tree, Citrus medica- sandarac, citronwood - durable fragrant wood; used in building (as in the roof of the cathedral at Cordova, Spain)
--2 is a kind of wood
--2 is a substance ofsandarac, sandarac tree, Tetraclinis articulata, Callitris quadrivalvis - sandarac, citronwood - durable fragrant wood; used in building (as in the roof of the cathedral at Cordova, Spain)