[struh-biz-muh s]

noun Ophthalmology.

a disorder of vision due to a deviation from normal orientation of one or both eyes so that both cannot be directed at the same object at the same time; squint; crossed eyes.

Origin of strabismus

1675–85; < New Latin < Greek strabismós, equivalent to strab(ós) squinting + -ismos -ism
Related formsstra·bis·mal, stra·bis·mic, stra·bis·mi·cal, adjectivestra·bis·mal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for strabismus

Historical Examples of strabismus

  • The strabismus being to the right, the affection must be to the left.

    The Book of Khalid

    Ameen Rihani

  • As yet the pupil of the eye was irritable, and he had no strabismus.

    Zoonomia, Vol. II

    Erasmus Darwin

  • He asked him particularly if there wasnt anybody he could treat for strabismus.

  • Happy he afflicted with strabismus, for only he can see his nose before his face.

    The Voice in the Fog

    Harold MacGrath

  • Strabismus is present when one eye only is directed to the fixed point, while the visual line of the other eye deviates from it.

British Dictionary definitions for strabismus



abnormal alignment of one or both eyes, characterized by a turning inwards or outwards from the nose thus preventing parallel vision: caused by paralysis of an eye muscle, etcAlso called: squint
Derived Formsstrabismal, strabismic or strabismical, adjective

Word Origin for strabismus

C17: via New Latin from Greek strabismos, from strabizein to squint, from strabos cross-eyed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for strabismus

"a squint," 1680s, from Modern Latin, from Greek strabismos, from strabizein "to squint," from strabos "squinting, squint-eyed." Earlier in anglicized form strabism (1650s).

Online Etymology Dictionary, © 2010 Douglas Harper

strabismus in Medicine




A visual defect in which one eye cannot focus with the other on an objective because of imbalance of the eye muscles.heterotropia squint tropia
Related formsstra•bismal (-məl) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.