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miosis

Upper-Intermediate (B2)

IPA: /maɪˈoʊsɪs/

KK: /maɪˈoʊsɪs/

noun
Definition

The narrowing of the pupil in the eye, which can happen naturally in bright light or due to certain medications or health issues.


Example

The doctor noted the miosis in the patient's eyes during the examination.


Conversation
Sloth A
Have you ever heard about miosis in the context of eye health?
Sloth B
Yeah, I think it's when the pupil gets really small, right?
Sloth A
Exactly! It can happen naturally or from some medications.
Sloth B
That's interesting; I didn't know it could be caused by drugs too.

Synonyms & Antonyms
Synonyms
constriction
narrowing
shrinkage
Antonyms
dilation
expansion
widening
Root Explanation

Miosis is derived from the Greek word "muein" (meaning to close) and the suffix "-osis" (meaning a condition or process). The term refers to the condition of constriction of the pupil of the eye.

Memory Tip

Think of the Greek word for closing ('muein') to remember that 'miosis' describes the condition of the pupil being closed or constricted.

Visually Confused Words
myiosis
mitosis
mimosis
meiosis
amitosis
aminosis
myosis
missis
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