posterior

 
Pronunciation: /pɒˈstɪərɪə/

adjective

  • 1chiefly Anatomy further back in position; of or nearer the rear or hind end: the posterior part of the gut a basal body situated just posterior to the nucleusThe opposite of anterior
  • Medicine relating to or denoting presentation of a fetus in which the rear or caudal end is nearest the cervix and emerges first at birth: a posterior labour
  • 2 formal coming after in time or order; later: a date posterior to the first Reform Bill

noun

humorous
  • a person’s buttocks.

Derivatives

posteriority

Pronunciation: /pɒˌstɪərɪˈɒrɪti/
noun

posteriorly

adverb

Origin:

early 16th century (as a plural noun denoting descendants): from Latin, comparative of posterus 'following', from post 'after'