Thymus (thi'mus). 1

Thyme, a genus of the Labiatae; also T. vulgar is. 2. A two lobed lymph gland in the neck and thorax of the young, acce ory t. One of the lobules frequently met with belonging to the t. gland, but isolated from the ma of the organ. T. serpillum, T. serpylluni. Mother of thyme. The flowering leafy branches contain an e ential oil, bitter extractive, tannin, etc., and are used as an external stimulant. T. vulgar is. Common thyme; a highly aromatic undershrub indigenous to southern Europe, often cultivated as a condiment. The leafy and flowering branches are used like those of T. serpyllum, and furnish oil of thyme. [Gr., thymos, thyme, a warty excrescence, i. e., resembling a bunch of thyme.]