"vertebrate" in the noun sense
1. vertebrate, craniate
animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
"vertebrate" in the adjective sense
having a backbone or spinal column
"fishes and amphibians and reptiles and birds and mammals are verbetrate animals"
Source: WordNet® (An amazing lexical database of English)
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