plural of power set

(UK) A flat triangular piece of plastic or other material, having corners of precise angles, used in technical drawing

(transitive) To release, to free, to give freedom to.

The equipment needed to play chess: a set of chess pieces and a chessboard.

plural of film set

Creating a new record, or most extreme known value for performance in some field of endeavor or activity, usually by beating the prior record; for example, by running a race faster than anyone ever has.

plural of record set

plural of record-set

plural of closed set

plural of down-set