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a pos·te·ri·o·ri(ä′ pŏ-stîr′ē-ôr′ē, -ôr′ī, ā′)
1. Derived by or designating the process of reasoning from facts or particulars to general principles or from effects to causes; inductive; empirical.
a. Justified by appeal to experience.
b. Knowable from experience.
[Medieval Latin ā posteriōrī : Latin ā, from + Latin posteriōrī, ablative of posterior, later.]
a′ pos·te′ri·o′ri adv.
a posteriori(eɪ pɒsˌtɛrɪˈɔːraɪ; -rɪ; ɑː)
1. (Logic) relating to or involving inductive reasoning from particular facts or effects to a general principle
2. (Logic) derived from or requiring evidence for its validation or support; empirical; open to revision
3. (Statistics) statistics See posterior probability
[C18: from Latin, literally: from the latter (that is, from effect to cause)]
a pos•te•ri•o•ri(ˌeɪ pɒˌstɪər iˈɔr aɪ, -ˈoʊr aɪ, -ˈɔr i, -ˈoʊr i)
1. from particular instances to a general principle or law; based on observation or experiment. Compare a priori (def. 1).
2. not existing in the mind prior to or apart from experience.
[1615–25; < Latin: literally, from the one behind]
the process of reasoning from effect to cause, based upon observation.See also: Logic
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|Adj.||1.||a posteriori - involving reasoning from facts or particulars to general principles or from effects to causes; "a posteriori demonstration"|
synthetical, synthetic - of a proposition whose truth value is determined by observation or facts; "`all men are arrogant' is a synthetic proposition"
inductive - of reasoning; proceeding from particular facts to a general conclusion; "inductive reasoning"
a priori - involving deductive reasoning from a general principle to a necessary effect; not supported by fact; "an a priori judgment"
|2.||a posteriori - requiring evidence for validation or support|
|Adv.||1.||a posteriori - derived from observed facts|
a priori - derived by logic, without observed facts