Definition of posterior

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Posterior (a.) At or toward the caudal extremity; caudal; -- in human anatomy often used for dorsal.

Lern More About Posterior

Nares :: Nares (n. pl.) The nostrils or nasal openings, -- the anterior nares being the external or proper nostrils, and the posterior nares, the openings of the nasal cavities into the mouth or pharynx..
Hypoptilum :: Hypoptilum (n.) An accessory plume arising from the posterior side of the stem of the contour feathers of many birds; -- called also aftershaft. See Illust. of Feather.
Opisthotic :: Opisthotic (n.) The inferior and posterior of the three elements forming the periotic bone.
Anthobranchia :: Anthobranchia (n. pl.) A division of nudibranchiate Mollusca, in which the gills form a wreath or cluster upon the posterior part of the back. See Nudibranchiata, and Doris..
A Posteriori :: A posteriori () Applied to knowledge which is based upon or derived from facts through induction or experiment; inductive or empirical.
Procoelian :: Procoelian (a.) Concave in front; as, procoelian vertebrae, which have the anterior end of the centra concave and the posterior convex..
Xiphisternum :: Xiphisternum (n.) The posterior segment, or extremity, of the sternum; -- sometimes called metasternum, ensiform cartilage, ensiform process, or xiphoid process..
Spadix :: Spadix (n.) A special organ of the nautilus, due to a modification of the posterior tentacles..
Metasternum :: Metasternum (n.) The most posterior element of the sternum; the ensiform process; xiphisternum.
Postoblongata :: Postoblongata (n.) The posterior part of the medulla oblongata.
Glome :: Glome (n.) One of the two prominences at the posterior extremity of the frog of the horse's foot.
Antitragus :: Antitragus (n.) A prominence on the lower posterior portion of the concha of the external ear, opposite the tragus. See Ear..
Xiphiplastron :: Xiphiplastron (n.) The posterior, or fourth, lateral plate in the plastron of turtles; -- called also xiphisternum..
Pylorus :: Pylorus (n.) A posterior division of the stomach in some invertebrates.
Posterior :: Posterior (a.) Later in time; hence, later in the order of proceeding or moving; coming after; -- opposed to prior..
Ventricle :: Ventricle (n.) A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber, or one of the two posterior chambers, of the heart, which receives the blood from the auricle and forces it out from the heart. See Heart..
Mesenteron :: Mesenteron (n.) All that part of the alimentary canal which is developed from the primitive enteron and is lined with hypoblast. It is distinguished from the stomod/um, a part at the anterior end of the canal, including the cavity of the mouth, and the proctod/um, a part at the posterior end, which are formed by invagination and are lined with epiblast..
Posterior :: Posterior (a.) Situated behind; hinder; -- opposed to anterior.
Anterior :: Anterior (a.) Before, or toward the front, in place; as, the anterior part of the mouth; -- opposed to posterior..
Metapterygium :: Metapterygium (n.) The posterior of the three principal basal cartilages in the fins of fishes.
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