stipulation

ot noun

1. 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.
2. The act of stipulating; a contracting or bargaining; an agreement.
3. The situation, arrangement, and structure of the stipules.
4. A goal to be achieved in a chess problem; for example, to checkmate Black within a specified number of moves.