Definition from Wiktionary, the free dictionary
- (ophthalmology) A treatment for presbyopia in which one eye is treated to improve distance vision and the other eye is treated to improve close-up vision
- a monovision effect
2009, January 1, “Camille Sweeney”, in To Squint or to See the Light:
- Until recently, there wasn't much more one could do than to succumb to a pair of reading glasses, or try to correct the problem with either monovision contact lenses (one eye is corrected for distance, one for up close) or laser surgery .