UNTRACK

PRONUNCIATION: (uhn-TRAK)

MEANING: verb tr.: To remove from a track; change course.

ETYMOLOGY: From Middle English un- (a reversal) + Middle French trac (track). Earliest documented use: 1889.
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SUNTRACK - an analemma

UNBRACK - desalinate

UNURACK - set up the fifteen numbered balls for the former Premier of Burma