IELTS opt Definition To make a choice from available possibilities. Example "Many students opt to take a gap year before starting college." Sign in to save IELTS Quiz → ← opprobrious optical → Study tips featuring "opt" Keep Reading Then Review Words Later Related words TOEFL brighten IELTS startle GRE abide SAT abnormal TOEFL aboard TOEFL abolition IELTS upward TOEFL abort IELTS abortion SAT abrupt SAT absence TOEFL absent