• Prior

    Pronunciation

    • Rhymes: -aɪə(r)

    Origin

    From Latin prior

    Full definition of prior

    Adjective

    prior

    1. Of that which comes before, in advance.I had no prior knowledge you were coming.
    2. former, previousHis prior residence was smaller than his current one.

    Synonyms

    Derived terms

    Adverb

    prior

    1. (colloquial) Previously.The doctor had known three months prior.

    Noun

    prior

    (plural priors)
    1. A high-ranking member of a monastery, usually lower in rank than an abbot.
    2. (US slang) A previous arrest or criminal conviction on someone's record. from 19th c.
      • 1939, Raymond Chandler, The Big Sleep, Penguin 2011, p. 53:‘And a little later we get the routine report on his prints from Washington, and he's got a prior back in Indiana, attempted hold-up six years ago.’
    3. (statistics) In Bayesian inference, a prior probability distribution. from 20th c.
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