myosis

noun

reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller

an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)

Roots

myeinmy- · Greek · to close, shut (the eyes)osis-osis · Greek · condition, process

Synonyms & related words for myosis

Find synonyms, related words, and the definition of myosis. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to myosis

Explore words related to myosis — words associated with it, words that go with it, and its nearest matches in meaning. Related words include miosis, myotic, myositic, miotic, mydriasis, blepharospasm, postencephalitic, ectropion. Click any word to make it the center of the map and keep exploring the web of connections.

Where does myosis come from?

The word myosis breaks down into 2 roots of Greek origin: my, from Greek myein (“to close, shut (the eyes)”); and -osis, from Greek osis (“condition, process”). Explore each root to see other English words built from the same source.