Meaning of the word posterior in English

What does posterior mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

posterior

US /pɑːˈstɪr.i.ɚ/
UK /pɒsˈtɪə.ri.ər/

Adjective

further back in position; of or near the rear or hind end

Example:
The surgeon made an incision on the posterior side of the knee.
The posterior wall of the heart is thicker than the anterior wall.

Noun

a person's buttocks

Example:
He landed hard on his posterior after slipping on the ice.
The child received a gentle tap on the posterior.