Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of vertebra is as below...

Spermatheca :: Spermatheca (n.) A small sac connected with the female reproductive organs of insects and many other invertebrates, serving to receive and retain the spermatozoa..

Tooth :: Tooth (n.) One of the hard, bony appendages which are borne on the jaws, or on other bones in the walls of the mouth or pharynx of most vertebrates, and which usually aid in the prehension and mastication of food..

Craniota :: Craniota (n. pl.) A comprehensive division of the Vertebrata, including all those that have a skull..

Vagina :: Vagina (n.) The terminal part of the oviduct in insects and various other invertebrates. See Illust., of Spermatheca..

Somatopleure :: Somatopleure (n.) The outer, or parietal, one of the two lamellae into which the vertebrate blastoderm divides on either side of the notochord, and from which the walls of the body and the amnion are developed. See Splanchnopleure..

Otocyst :: Otocyst (n.) An auditory cyst or vesicle; one of the simple auditory organs of many invertebrates, containing a fluid and otoliths; also, the embryonic vesicle from which the parts of the internal ear of vertebrates are developed..

Notochord :: Notochord (n.) An elastic cartilagelike rod which is developed beneath the medullary groove in the vertebrate embryo, and constitutes the primitive axial skeleton around which the centra of the vertebrae and the posterior part of the base of the skull are developed; the chorda dorsalis. See Illust. of Ectoderm..

Neuropodous :: Neuropodous (a.) Having the limbs on, or directed toward, the neural side, as in most invertebrates; -- opposed to haemapodous..

Diapophysis :: Diapophysis (n.) The dorsal transverse, or tubercular, process of a vertebra. See Vertebra..

Skeleton :: Skeleton (n.) The more or less firm or hardened framework of an invertebrate animal.

Vertebro- :: Vertebro- () A combining form used in anatomy to indicate connection with, or relation to, a vertebra, vertebrae, or vertebral column; as in vertebrocostal..

Hypaxial :: Hypaxial (a.) Beneath the axis of the skeleton; subvertebral; hyposkeletal.

Axis :: Axis (n.) Also used of the body only of the vertebra, which is prolonged anteriorly within the foramen of the first vertebra or atlas, so as to form the odontoid process or peg which serves as a pivot for the atlas and head to turn upon..

Epizoon :: Epizoon (n.) One of the artificial group of invertebrates of various kinds, which live parasitically upon the exterior of other animals; an ectozoon. Among them are the lice, ticks, many acari, the lerneans, or fish lice, and other crustaceans..

Vivipara :: Vivipara (n. pl.) An artificial division of vertebrates including those that produce their young alive; -- opposed to Ovipara.

Vertebrated :: Vertebrated (a.) Having a backbone, or vertebral column, containing the spinal marrow, as man, quadrupeds, birds, amphibia, and fishes..

Bird :: Bird (n.) A warm-blooded, feathered vertebrate provided with wings. See Aves..

Neuro-central :: Neuro-central (a.) Between the neural arch and the centrum of a vertebra; as, the neurocentral suture..

Spine :: Spine (n.) The backbone, or spinal column, of an animal; -- so called from the projecting processes upon the vertebrae..

Vertebrarterial :: Vertebrarterial (a.) Of or pertaining to a vertebrae and an artery; -- said of the foramina in the transverse processes of cervical vertebrae and of the canal which they form for the vertebral artery and vein.

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