Posterior may refer to:
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Posterior (anatomy), the end of an organism opposite to its head
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Buttocks, as a euphemism
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Posterior horn (disambiguation)
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Posterior probability, the conditional probability that is assigned when the relevant evidence is taken into account
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Posterior tense Relative tense and absolute tense are distinct possible uses of the grammatical category of Grammatical tense, tense. Absolute tense means the grammatical expression of time reference (usually past tense, past, present tense, present or future tense ...
, a relative future tense
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