- citron - large lemonlike fruit with thick aromatic rind; usually preserved
--1 is a kind of citrus, citrus fruit, citrous fruit
--1 is a part of citron, citron tree, Citrus medica- citron, citron tree, Citrus medica - thorny evergreen small tree or shrub of India widely cultivated for its large lemonlike fruits that have thick warty rind
--2 is a kind of citrus, citrus tree
--2 has parts: citron
--2 has substances: citronwood - citron, citron tree, Citrus medica - thorny evergreen small tree or shrub of India widely cultivated for its large lemonlike fruits that have thick warty rind