uncapturing

Verb

uncapture (third-person singular simple present uncaptures, present participle uncapturing, simple past and past participle uncaptured)

1. (rare) To perform the reverse of a capture, especially in chess variants such as Retrochess.
   • Finally, uncapture WhP on h file. So in the diagram position Black's last move cannot be (a) P(g3) x P(f2) as white pawn must retract to g2 first; or (b) P(b6)xc5, as WhP has been captured on h file to allow promotion of BhP without a capture,[…]1967, The British Chess Magazine, volumes 86-87, Trubner & Company, page 28

See all 2 meanings of uncapture