Question

posterior In a human posterior and dorsal can both refer to the back, but in a fish posterior refers to the tail area. ˌpɔˈstɪrjər

Accepted Answer

Situated toward or on the back; rear. 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 anterior, which refers to the front side. For example, as more people took up running as a sport, doctors began to see an increase in stress fractures along the posterior as well as the anterior surface of the lower leg bones. In some technical fields, posterior may mean “later.” When used as a noun, posterior simply means “buttocks.

word	posterior
definition	Situated toward or on the back; rear.
eg_sentence	In a human posterior and dorsal can both refer to the back, but in a fish posterior refers to the tail area.
explanation	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 anterior, which refers to the front side. For example, as more people took up running as a sport, doctors began to see an increase in stress fractures along the posterior as well as the anterior surface of the lower leg bones. In some technical fields, posterior may mean “later.” When used as a noun, posterior simply means “buttocks.
IPA	ˌpɔˈstɪrjər

Posterior Refer Technical Situated Back Rear Human Dorsal