A situation in a chess game in which a player is forced to make an undesirable or disadvantageous move.
[German Zugzwang : Zug, pull, move (from Middle High German zuc, pull, from Old High German, from ziohan, to pull; see deuk- in the Appendix of Indo-European roots) + Zwang, compulsion (from Middle High German twanc, from Old High German).]
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