a. [ L. bis twice + nervus sinew, nerve. ] 1. (Bot.) Two-nerved; -- applied to leaves which have two longitudinal ribs or nerves. [ 1913 Webster ]
2. (Zool.) Having only two nerves, as the wings of some insects. [ 1913 Webster ]
v. t. [ See Innerve. ] (Anat.) To supply with nerves; as, the heart is innervated by pneumogastric and sympathetic branches. [ 1913 Webster ]