Pronunciation: (dit'n-ē),[key] —n., —pl.-nies. 1. a Cretan plant, Origanum dictamnus, of the mint family, having spikes of purple flowers and formerly believed to have medicinal qualities.
2. Also called stone mint. a North American plant, Cunila origanoides, of the mint family, bearing clusters of purplish flowers.
3. See gas plant.