harnessEnglishOxford English Thesaurusharness noun a horse's harness: tack, tackle, equipment, trappings, straps, yoke; informal gear; archaic equipage.□ in harnessit was good to be back in harness again: at work, working, employed, in an occupation, in action, active, busy. ▷antonyms unemployed.verb 1 Dad harnessed a horse and put it between the shafts: hitch up, put something in harness, saddle, yoke, couple. ▷antonyms unhitch. 2 attempts to harness solar energy | organizations that try to harness the creativity of their workforce: control, exploit, utilize, use, make use of, put to use, render useful, make productive, turn to good account; channel, mobilize, employ, apply, capitalize on. ▷antonyms underuse.harness Oxford Dictionary of English