astigmatism
Translation
astigmatism
Examples
He wears glasses for his astigmatism.
He wears glasses for his astigmatism.
Grammar Patterns
((noun)) a defect in the eye causing distorted images. He has astigmatism in both eyes.
Similar Words
Synonyms: (related conditions) myopia, hyperopia
Etymology
From Greek 'a-' (without) + 'stigma' (point, mark). It means 'not coming to a point'.
Memory Tips
Think 'a-stigma': the light doesn't focus on a single 'stigma' or point on the retina.