myosis


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my·o·sis

 (mī-ō′sĭs)
n.
Variant of miosis.

myosis

(maɪˈəʊsɪs)
n, pl -ses (-siːz)
(Pathology) a variant spelling of miosis

mi•o•sis

or my•o•sis

(maɪˈoʊ sɪs)

n.
excessive constriction of the pupil of the eye.
Compare mydriasis.
[1810–20; variant of myosis < Greek mý(ein) to shut (the eyes) + -osis]

miosis, myosis

abnormal constriction of the pupil of the eye, caused by drugs or illness. Cf. mydriasis. — miotic, myotic, adj.
See also: Eyes
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.myosis - an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)
epidemic disease - any infectious disease that develops and spreads rapidly to many people
2.myosis - reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smallermyosis - reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
References in periodicals archive ?
One moment he explained to a couple of writers just exactly what the hell hog jowls were, and an hour later candidly revealed his higher education when Holder was explaining how he achieved a matte finish on the Sure-Shot calls "because the molecules adhere through myosis or mitosis or whatever.
On systemic and neurologic examination, slow speaking, weak appearance, mild myosis in the pupils, and mild ataxia while walking in a straight line were observed.
It is characterized by the presence of myosis, ptosis, and anhidrosis, with or without enophthalmos.
1) The diagnostic hallmarks of migraine headache (with or without aura) include unilateral location with pulsating quality of moderate or severe pain intensity and aggravated by or causing avoidance of routine physical activity, while cluster headaches present as brief, severe, unilateral headaches with associated lacrimation, rhinorrhea, facial sweating along with myosis and/ or ptosis.
In the 1976 article by Clement and Scully, (2) an origin from the endometrial stromal cells, adenomyosis, stromal myosis, endometriosis, or multipotential myometrial cells was postulated for these stromal tumors.