A labiate shrub (Rosmarinus officinalis) with narrow grayish leaves, growing native in the southern part of France, Spain, and Italy, also in asia minor and in china. It has a fragrant smell, and a warm, pungent, bitterish taste. It is used in cookery, perfumery, etc, and is an emblem of fidelity or constancy. There's rosemary, that's for remembrance. (Shak) marsh rosemary.
Origin: OE. Rosmarine, L. Rosmarinus; ros dew (cf. Russ. Rosa, Lith. Rasa, Skr. Rasa juice) _ marinus marine: cf. F. Romarin. In English the word has been changed as if it meant the rose of Mary. See Marine.