The Collaborative International Dictionary
Counterturn
Counterturn \Coun"ter*turn`\ (-t?rn`), n.
The critical moment in a play, when, contrary to expectation,
the action is embroiled in new difficulties.
--Dryden.
Wiktionary
counterturn
n. 1 A turn in the other direction; one of the turns of a zigzag. 2 The critical moment in a drama, when, contrary to expectation, the action is embroiled in new difficulties.