astigmatism Definition
a common eye condition that causes blurred vision due to an irregularly shaped cornea or lens.
Using astigmatism: Examples
Take a moment to familiarize yourself with how "astigmatism" can be used in various situations through the following examples!
Example
She had to wear glasses because of her astigmatism.
Example
Astigmatism can cause headaches and eye strain.
Example
The optometrist diagnosed him with astigmatism during his eye exam.
Phrases with astigmatism
astigmatism caused by an irregularly shaped cornea
Example
Her corneal astigmatism required a special type of contact lens.
astigmatism caused by an irregularly shaped lens
Example
His lenticular astigmatism was corrected with prescription eyeglasses.
astigmatism caused by both an irregularly shaped cornea and lens
Example
The patient's mixed astigmatism required a combination of treatments.
Origins of astigmatism
from Greek 'a-' (not) + 'stigma' (point, mark) + '-ism' (condition)
Summary: astigmatism in Brief
'Astigmatism' [əˈstɪɡmətɪzəm] is a common eye condition that causes blurred vision due to an irregularly shaped cornea or lens. It can cause headaches and eye strain, and is typically diagnosed by an optometrist during an eye exam. Types of astigmatism include corneal astigmatism, lenticular astigmatism, and mixed astigmatism.