- (uncountable) Recursion is the act or process of going back and happening again.
- (uncountable) (logic, mathematics) Recursion is the use of a function inside itself to generate an infinite number of results.
- The following function exhibits recursion.
- (uncountable) (linguistics) Recursion is the use of one kind of linguistic unit inside itself.
- An example of recursion is when a clause appears inside a larger clause, as in the following:
- The cat that I saw was black.