Definition of Probability

1. Noun. A measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible. "The probability that an unbiased coin will fall with the head up is 0.5"

2. Noun. The quality of being probable; a probable event or the most probable event. "Going by past experience there was a high probability that the visitors were lost"
Generic synonyms: Quality
Specialized synonyms: Likelihood, Likeliness
Antonyms: Improbability
Derivative terms: Probabilistic, Probable

Definition of Probability

1. n. The quality or state of being probable; appearance of reality or truth; reasonable ground of presumption; likelihood.

Definition of Probability

1. Noun. the state of being probable; likelihood ¹

2. Noun. an event that is likely to occur ¹

3. Noun. the relative likelihood of an event happening ¹

4. Noun. (mathematics) a number, between 0 and 1, expressing the precise likelihood of an event happening ¹

¹ Source:

Definition of Probability

1. [n -TIES]

Probability Pictures

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Lexicographical Neighbors of Probability

probabilistically checkable proof
probabilistically checkable proofs
probability (current term)
probability density
probability density function
probability density functions
probability distribution
probability measure
probability paper
probability space
probability spaces
probability theorist
probability theory
probable cause

Literary usage of Probability

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"Here p is called the total probability, pi, PI, etc., the partial probabilities. On the other hand the event E whose probability is sought may consist in ..."

2. Encyclopaedia Britannica: A Standard Work of Reference in Art, Literature (1907)
"probability, which necessarily implies uncertainty, is a consequence of our ... An even chance, or the probability of an event which is as likely as ..."

3. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1894)
"The asymmetrical probability curve is tho second approximation— the symmetrical probability curve being the first approximation—to the law of frequency ..."

4. A Treatise of Human Nature: Being an Attempt to Introduce the Experimental by David Hume (1890)
"Of Unphilosophical probability. All these kinds of probability are receiv'd by philosophers ... The first probability of this kind may be accounted for thus ..."

5. A Treatise of Human Nature by David Hume (1874)
"But beside these two species of probability, which are SECT. deriv'd from an imperfect experience and from, contrary , ,_. causes, there is a third arising ..."

6. A Treatise of Human Nature by David Hume (1888)
"Of the probability of causes. WHAT I have said concerning the probability of chances can serve to no other purpose, than to assist us in explaining the ..."

7. An Essay Concerning Human Understanding by John Locke (1894)
"OF probability. 1. As demonstration is the showing the agreement or dis- BOOK Iv. agreement of two ideas, by the intervention of one or more " proofs, ..."

8. The Philosophical Review by Sage School of Philosophy, Cunningham, Gustavus Watts, 1881-, James Edwin Creighton, Frank Thilly, Jacob Gould Schurman (1897)
"The author thinks that Hume's doctrine of probability has undergone ... In the Treatise, Hume deals with probability under three heads: philosophical ..."

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