That part of the game between the OPENING and the ENDING, when the pieces have been DEVELOPED and the amount of MATERIAL left on the board is not reduced enough for the position to be considered an ENDING.

The second phase of the game after the opening and before the endgame, in which development of the pieces is complete or nearly complete and many pieces are captured or traded as the players pursue their creative plans. Category: Glossary 2 visitor(s) thought this was helpful. Do you

The main stage of the game, after opening moves and before bearing off the checkers.