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 posterior is as below...

Opisthopulmonate :: Opisthopulmonate (a.) Having the pulmonary sac situated posteriorly; -- said of certain air-breathing Mollusca.

Zygapophysis :: Zygapophysis (n.) One of the articular processes of a vertebra, of which there are usually four, two anterior and two posterior. See under Vertebra..

Metagastric :: Metagastric (a.) Of or pertaining to the two posterior gastric lobes of the carapace of crabs.

Platycoelian :: Platycoelian (a.) Flat at the anterior and concave at the posterior end; -- said of the centra of the vertebrae of some extinct dinouaurs.

Hindbrain :: Hindbrain (n.) The posterior of the three principal divisions of the brain, including the epencephalon and metencephalon. Sometimes restricted to the epencephalon only..

Posteriors :: Posteriors (n. pl.) The hinder parts, as of an animal's body..

Ischium :: Ischium (n.) The ventral and posterior of the three principal bones composing either half of the pelvis; seat bone; the huckle bone.

Turnus :: Turnus (n.) A common, large, handsome, American swallowtail butterfly, now regarded as one of the forms of Papilio, / Jasoniades, glaucus. The wings are yellow, margined and barred with black, and with an orange-red spot near the posterior angle of the hind wings. Called also tiger swallowtail. See Illust. under Swallowtail..

Suboctave :: Suboccipital (a.) Situated under, or posterior to, the occiput; as, the suboccipital, or first cervical, nerve..

Postzygapophysis :: Postzygapophysis (n.) A posterior zygapophysis.

Caudad :: Caudad (adv.) Backwards; toward the tail or posterior part.

Propodium :: Propodium (n.) The segment which forms the posterior part of the thorax of a hymenopterous insect.

Pygal :: Pygal (a.) Situated in the region of the rump, or posterior end of the backbone; -- applied especially to the posterior median plates in the carapace of chelonians..

Pygostyle :: Pygostyle (n.) The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the union of a number of the last caudal vertebrae, and supports the uropigium..

Metabranchial :: Metabranchial (a.) Of or pertaining to the lobe of the carapace of crabs covering the posterior branchiae.

Euplexoptera :: Euplexoptera (n. pl.) An order of insects, including the earwig. The anterior wings are short, in the form of elytra, while the posterior wings fold up beneath them. See Earwig..

Metasternum :: Metasternum (n.) The most posterior element of the sternum; the ensiform process; xiphisternum.

Urohyal :: Urohyal (a.) Of or pertaining to one or more median and posterior elements in the hyoidean arch of fishes.

Pycnaspidean :: Pycnaspidean (a.) Having the posterior side of the tarsus covered with small irregular scales; -- said of certain birds.

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..

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