Definitions
1.adjectiveDrawing upon itself, referring back."The recursive nature of stories which borrow from each other"
2.adjectiveOf an expression, each term of which is determined by applying a formula to preceding terms
3.adjectiveOf a program or function that calls itself
4.adjective(of a function) which can be computed by a theoretical model of a computer, in a finite amount of time
5.adjective(of a set) whose characteristic function is recursive (4)