a priori


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Related to a priori: a posteriori

a pri·o·ri

 (ä′ prē-ôr′ē, ā′ prī-ôr′ī)
adj.
1. Proceeding from a known or assumed cause to a necessarily related effect; deductive.
2.
a. Derived by or designating the process of reasoning without reference to particular facts or experience.
b. Knowable without appeal to particular experience.
3. Made before or without examination; not supported by factual study.

[Medieval Latin ā priōrī : Latin ā, from + Latin priōrī, ablative of prior, former.]

a′ pri·o′ri adv.
a′ pri·or′i·ty (-ôr′ĭ-tē, -ŏr′-) n.

a priori

(eɪ praɪˈɔːraɪ; ɑː prɪˈɔːrɪ)
adj
1. (Logic) logic relating to or involving deductive reasoning from a general principle to the expected facts or effects
2. (Logic) logic known to be true independently of or in advance of experience of the subject matter; requiring no evidence for its validation or support
3. (Statistics) statistics See prior probability, mathematical probability
[C18: from Latin, literally: from the previous (that is, from cause to effect)]
apriority n

a pri•o•ri

(ˌeɪ praɪˈɔr aɪ, -ˈoʊr aɪ, ˌeɪ priˈɔr i, -ˈoʊr i, ˌɑ priˈɔr i, -ˈoʊr i)
adj.
1. from a general law to a particular instance; valid independently of observation. Compare a posteriori (def. 1).
2. existing in the mind independent of experience.
3. conceived beforehand.
[1645–55; < Latin: literally, from the one before. See a-4, prior1]
a•pri•or•i•ty (-ˈɔr ɪ ti -ˈɒr-) n.

a priori

A Latin phrase meaning from the previous, used to mean deduced or known to be true.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.a priori - involving deductive reasoning from a general principle to a necessary effect; not supported by fact; "an a priori judgment"
analytical, analytic - of a proposition that is necessarily true independent of fact or experience; "`all spinsters are unmarried' is an analytic proposition"
deductive - involving inferences from general principles
a posteriori - involving reasoning from facts or particulars to general principles or from effects to causes; "a posteriori demonstration"
2.a priori - based on hypothesis or theory rather than experiment
theoretic, theoretical - concerned primarily with theories or hypotheses rather than practical considerations; "theoretical science"
Adv.1.a priori - derived by logic, without observed facts
a posteriori - derived from observed facts

a priori

adjective deduced, deductive, inferential There is no a priori hypothesis to work with.
adverb theoretically, in theory One assumes, a priori, that a parent would be better at dealing with problems.
Translations
a priori
אפריורי
a priori
z góry
a priori
önsel

a priori

[eɪpraɪˈɔːraɪ]
A. ADVa priori
B. ADJapriorístico

a priori

adva priori
adjapriorisch

a priori

[ɑːprɪˈɔːrɪ] adj (frm) (argument) → a priori; (judgment, statement) → aprioristico/a
an a priori decision → una decisione presa a priori
References in classic literature ?
I might say that, a priori , if one ever did exist, it must have been absorbed by the earth; but I prefer to bring forward indisputable facts."
Tulliver's arguments on the a priori ground of family relationship and monetary obligation; but Mr.
We may trace them in language, in philosophy, in mythology, in poetry, but we cannot argue a priori about them.
His avowal to Burghley, made as early as 1592, is famous: 'I have taken all knowledge to be my province.' Briefly stated, his purposes, constituting an absorbing and noble ambition, were to survey all the learning of his time, in all lines of thought, natural science, morals, politics, and the rest, to overthrow the current method of a priori deduction, deduction resting, moreover, on very insufficient and long-antiquated bases of observation, and to substitute for it as the method of the future, unlimited fresh observation and experiment and inductive reasoning.