A priori

Look up a priori in Wiktionary, the free dictionary.

A priori may refer to:

• A priori knowledge, a type of deduction justified by arguments of a certain kind
• A priori (languages), a type of constructed language
• A priori estimate, a type of estimate for the size of a solution of a differential equation
• A priori probability, a type of probability derived by deductive reasoning, with application in statistical mechanics
• Apriori algorithm, an algorithm used with databases

See also

• A priori and a posteriori
• Priory, a monastery headed by a prior or prioress
• A posteriori (disambiguation)
• Ex-ante