We won't give you any double-talk about diplopia. The word is simply the sum of the combining forms dipl- (meaning "double") and -opia (meaning "vision"). Visionarily speaking, the linguistic relatives of diplopia include hyperopia ("farsightedness"), myopia ("nearsightedness"), deuteranopia ("red-green color blindness"), and presbyopia ("loss of elasticity in the eye's lens").
Example Sentences
Recent Examples on the WebUnderstandably, strabismus is frequently accompanied by diplopia, or double vision. Peter Lewis, San Francisco Chronicle, 2 Nov. 2017