Definition of "retrace"

retrace

/ɹiːˈtɹeɪs/

verb
third-person singular simple present retraces, present participle retracing, simple past and past participle retraced
1. (transitive) To trace (a line, etc. in drawing) again.
2. (transitive) To go back over something, usually in an attempt of rediscovery.
  Quotations
  Instead of retracing my route, I have elected to walk across Blackpool to the town's remaining large station, although even this has been greatly reduced in size.
  2022 November 2, Paul Bigland, “New trains, old trains, and splendid scenery”, in RAIL, number 969, page 56
noun
plural retraces
1. (television) The period when the beam of the cathode-ray tube returns to its initial horizontal position in order to start the next line of the display.