(euphemistic, humorous) The hinder parts of the body. / (mathematics) The probability that a hypothesis is true (calculated by Bayes' theorem).

(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. / (botany) Next to, or facing the main stem or axis.

plural of posterior

plural of posteriorization

The condition of being posterior (in any sense)

plural of posteriority

(intransitive) To achieve posteriorization.

present participle of posteriorize

(biology) That causes posteriorization

(biology) The acquisition of posterior values, especially the formation of the forebrain, midbrain, hindbrain and spinal cord from the anterior neural plate