Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: posterior  pó'steer-ee-u(r)
  1. Located at or towards the rear of an object
  2. Coming at a subsequent time or stage
    "the mood posterior to";
    - later, ulterior
Noun: posterior  pó'steer-ee-u(r)
  1. The fleshy part of the human body that you sit on
    "he deserves a good kick in the posterior";
    - buttocks, nates, butt, backside, bum, buns [N. Amer], can [N. Amer, informal], fundament, hindquarters, hind end, rear, rear end, rump, stern, seat, tail, tail end, tooshie, tush [N. Amer], bottom, behind, derriere, bahookie [UK, dialect, informal], heinie [US], botty [informal], patootie [US, informal], tushy [N. Amer], derrière
  2. A tooth situated at the back of the mouth
    - back tooth
  3. (statistics) the probability distribution of parameters given observed data, as derived via Bayes' theorem

Derived forms: posteriors

See also: back, caudal, hind, hinder, position, retral, spatial relation, subsequent

Type of: body part, distribution, probability distribution, statistical distribution, tooth

Antonym: anterior

Part of: body, torso, trunk

Encyclopedia: Posterior