extrasensory perception ext·ra·sen·soryperception uncommon noun 1. apparent power to perceive things that are not present to the senses Synonymsclairvoyancesecond sightextrasensory perceptionE.S.P.ESP Related words Broader terms psychic phenomena Narrower terms precognition WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.