1 posterior /poʊˈstirijɚ/ adjective Learner's definition of POSTERIOR
technical
: near or toward the back of something (such as the body)后部的;后面的 — opposite anterior 2 posterior /pɑˈstirijɚ/ noun plural posteriors
plural posteriors
Learner's definition of POSTERIOR
[count] humorous
: the part of the body above the legs that is used for sitting : buttocks臀部;屁股