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Meaning of PROBABILITY

Pronunciation:  `prâbu'bilitee

 
WordNet Dictionary
 
 Definition: 
  1. [n]  the quality of being probable
  2. [n]  a measure of how likely it is that some event will occur; "what is the probability of rain?"; "we have a good chance of winning"
 

PROBABILITY is a 11 letter word that starts with P.

 

 Synonyms: chance
 
 Antonyms: improbability, improbableness
 
 See Also: amount, cross section, joint probability, likelihood, likeliness, measure, odds, quality, quantity, quantum

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Prob`a*bil"i*ty\, n.; pl. {Probabilities}. [L.
probabilitas: cf. F. probabilit['e].]
1. The quality or state of being probable; appearance of
   reality or truth; reasonable ground of presumption;
   likelihood.

         Probability is the appearance of the agreement or
         disagreement of two ideas, by the intervention of
         proofs whose connection is not constant, but appears
         for the most part to be so.           --Locke.

2. That which is or appears probable; anything that has the
   appearance of reality or truth.

         The whole life of man is a perpetual comparison of
         evidence and balancing of probabilities.
                                               --Buckminster.

         We do not call for evidence till antecedent
         probabilities fail.                   --J. H.
                                               Newman.

3. (Math.) Likelihood of the occurrence of any event in the
   doctrine of chances, or the ratio of the number of
   favorable chances to the whole number of chances,
   favorable and unfavorable. See 1st {Chance}, n., 5.

Syn: Likeliness; credibleness; likelihood; chance.

 

 

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