Botanic \Bo*tan"ic\, Botanical \Bo*tan"ic*al\, a. [Cf. F. botanique. See {Botany}.] Of or pertaining to botany; relating to the study of plants; as, a botanical system, arrangement, textbook, expedition. -- {Botan"ic*al*ly}, adv. {Botanic garden}, a garden devoted to the culture of plants collected for the purpose of illustrating the science of botany. {Botanic physician}, a physician whose medicines consist chiefly of herbs and roots.