astigmatism
Translation
astigmatism
Examples
The optician said I have slight astigmatism.
The optician said I have slight astigmatism.
Astigmatism can cause blurred vision.
Astigmatism can cause blurred vision.
Grammar Patterns
((noun)) a defect in the eye or in a lens The optician said I have slight astigmatism.
Similar Words
Related conditions: myopia (nearsightedness), hyperopia (farsightedness)
Etymology
From Greek 'a-' (without) + 'stigma' (point, mark). It means 'not coming to a point', referring to light rays in the eye.
Memory Tips
Think of it as 'a-' (not) + 'stigma' (point). The eye cannot focus light to a single point.