(law) In most systems of patent law, all information that has been made available to the public in any form before a given date that might be relevant to a patent's claims of originality, and to which the patent application is compared to determine if it in fact describes a new invention.

(statistics) The probability of an event obtained without the knowledge of occurrence of other events that bear on it.

The chief of a group of priors, at a large religious house with more than one; also specifically, the commander of a priory of the Knights of St John.

(probability) In Bayesian probability, a non-informative (objective) prior distribution for a parameter space; it is proportional to the square root of the determinant of the Fisher information matrix.

A village in Ford and Stoke Prior parish, south-east of Leominster, Herefordshire, England (OS grid ref SO5256).

(law) A restriction on expression imposed before the fact against particular speech or ideas (as opposed to restrictions against general subject matter or imposed after the fact against a particular instance of expression).

plural of prior probability

A civil parish (served by Humber, Ford and Stoke Prior Parish Council) south-east of Leominster, Herefordshire, England.

A village and civil parish in Stratford-on-Avon district, Warwickshire, England (OS grid ref SP0751).

plural of Jeffreys prior