The buttocks.
The umbones of a bivalve shell.
The two anterior of the four lobes on the dorsal side of the midbrain of most mammals; the anterior optic lobes.
The hinder parts of the body.
The probability that a hypothesis is true (calculated by Bayes' theorem).
Following in order or in time.
Next to, or facing the main stem or axis.
Relating to or denoting presentation of a fetus in which the rear or caudal end is nearest the cervix and emerges first at birth.