adv. (Anat.) At or within a vertebra or vertebrae; -- distinguished from interverterbrally. [ 1913 Webster ]
a. [ Cf. F. vertébral. ] 1. (Anat.) Of or pertaining to a vertebra, vertebrae, or the vertebral column; spinal; rachidian. [ 1913 Webster ]
2. Vertebrate. [ 1913 Webster ]
n. (Zool.) A vertebrate. [ R. ] [ 1913 Webster ]