from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Having a backbone or spinal column.
- adj. Of or characteristic of vertebrates or a vertebrate.
- n. A member of the subphylum Vertebrata, a primary division of the phylum Chordata that includes the fishes, amphibians, reptiles, birds, and mammals, all of which are characterized by a segmented spinal column and a distinct well-differentiated head.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having a backbone.
- n. An animal having a backbone.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the Vertebrata.
- adj. Having a backbone, or vertebral column, containing the spinal marrow, as man, quadrupeds, birds, amphibia, and fishes.
- adj. Contracted at intervals, so as to resemble the spine in animals.
- adj. Having movable joints resembling vertebræ; -- said of the arms of ophiurans.
- adj. Of or pertaining to the Vertebrata; -- used only in the form vertebrate.
from The Century Dictionary and Cyclopedia
- Having vertebræ; characterized by the possession of a spinal column; backboned; in a wider sense, having a notochord, or chorda dorsalis; chordate; specifically, of or pertaining to the Vertebrata. Also vertebrated, and (rarely) vertebral.
- Same as vertebral: as, a vertebrate theory of the skull.
- In botany, contracted at intervals, like the vertebral column of animals, there being an articulation at each contraction, as in some leaves.
- n. A vertebrated animal; any member of the Vertebrata, or, more broadly, of the Chordata: as, ascidians are supposed to be vertebrates.
- To make a vertebrate of; give a backbone to; hence, figuratively, to give firmness or resolution to.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. having a backbone or spinal column
- n. animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
Latin vertebrātus, having joints, from vertebra, vertebra; see vertebra.(American Heritage® Dictionary of the English Language, Fourth Edition)