Posterior comes from the Latin word posterus, meaning "coming after". Posterior is often used as a technical term in biology and medicine to refer to the back side of things, and is the opposite of …

POSTERIOR definition: situated behind or at the rear of; hinder (anterior ). See examples of posterior used in a sentence.

POSTERIOR meaning: 1. positioned at or towards the back 2. later in time 3. your bottom: . Learn more.

posterior (pɒˈstɪərɪə) adj 1. situated at the back of or behind something 2. coming after or following another in a series

posterior in American English (pɑsˈtɪriər ) adjective Origin: L, compar. of posterus, following < post, after: see post-

Definition of posterior adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are nine meanings listed in OED's entry for the word posterior, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.