1826, from Latin vertebratus (Pliny), from vertebra "joint or articulation of the body, joint of the spine" (see vertebra).
vertebrate ver·te·brate (vûr'tə-brĭt, -brāt')
adj.
Having a spinal column.
Of or characteristic a vertebrate.
Animals that have a spinal cord enclosed in a backbone.
Note: The five traditional classes of vertebrates are amphibians, birds, fishes, mammals, and reptiles. (Compare invertebrates.)
Note: Human beings are vertebrates.