Entry 1 sense Webster, 1913 Odmyl /(ŏd"mĭl)/ · Od·myl · IPA 01 n. A volatile liquid obtained by boiling sulphur with linseed oil. It has an unpleasant garlic odor. 1. A volatile liquid obtained by boiling sulphur with linseed oil. It has an unpleasant garlic odor.(Chem.)