Find Synonyms
iris Synonyms
Another word for iris
Looking for synonyms for iris? Sourced from our comprehensive thesaurus, here is a list of similar words and another word for iris, organized by relevance and context.
• noun (Context 1)
An adjustable mechanical diaphragm consisting of thin overlapping plates, used in cameras and other optical instruments to regulate the aperture and control the amount of light admitted.
Usage Example
"The photographer manually adjusted the camera's diaphragm to increase the depth of field in the bright sunlight."
Strongest
diaphragm
Strong
aperture
• verb (Context 2)
To open or close in the manner of an iris diaphragm (often used in cinematography or science fiction contexts).
Usage Example
"The heavy metallic doors irised open rapidly to reveal a brightly lit, circular corridor."
Weak
contract
expand
Cite this Entry
Wordmom. (2026). Synonyms for Iris. In Wordmom Thesaurus. Retrieved Oct 12, 2026, from https://wordmom.com/synonyms/iris