1. a refractive error of the eye in which light rays do not focus properly on the retina, resulting in blurred vision; any deviation from normal (emmetropic) vision
Usage: medical/ophthalmology term; uncountable noun; often used in plural form 'ametropias' when referring to multiple types or instances

Examples

• Ametropia is one of the most common eye conditions affecting children and adults worldwide.
• The patient's ametropia was corrected with prescription glasses.
• Common types of ametropia include myopia, hyperopia, and astigmatism.
• Early detection of ametropia in children can prevent vision problems later in life.
• The ophthalmologist diagnosed the student's ametropia during a routine eye exam.
• Ametropia can often be managed through corrective lenses or refractive surgery.