stipulation

noun

1. 1

   The act of stipulating; a contracting or bargaining; an agreement.

2. 2

   Something that is stated or stipulated as a condition of an agreement.

   “If I lend you my car, my only stipulation is that you fill up the gas tank before returning it.”

3. 3

   The situation, arrangement, and structure of the stipules.

4. 4

   A goal to be achieved in a chess problem; for example, to checkmate Black within a specified number of moves.