[of-thuh l-mol-uh-jee, -thuh-, -thal-, op-]


the branch of medical science dealing with the anatomy, functions, and diseases of the eye.

Origin of ophthalmology

First recorded in 1835–45; ophthalmo- + -logy
Related formsoph·thal·mo·log·i·cal [of-thal-muh-loj-i-kuh l, op-] /ɒfˌθæl məˈlɒdʒ ɪ kəl, ɒp-/, oph·thal·mo·log·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ophthalmology

Contemporary Examples of ophthalmology

  • Back in the 1990s, he ran afoul of the American Board of Ophthalmology (ABO), the certifying organization for his specialty.

    The Daily Beast logo
    Rand Paul and the Certification Racket

    Russell Saunders

    August 11, 2014

  • Rebecca wanted to be an ophthalmology technician because “she enjoyed correcting visions and the end result.”

    The Daily Beast logo
    Mogul Mansion Mystery Deepens

    Christine Pelisek

    July 27, 2011

  • Rather, he organized his own certifying program for ophthalmology based right there in his hometown of Bowling Green.

    The Daily Beast logo
    The Biggest Rand Paul Outrage Yet

    Kent Sepkowitz

    June 15, 2010

Historical Examples of ophthalmology

British Dictionary definitions for ophthalmology



the branch of medicine concerned with the eye and its diseases
Derived Formsophthalmological (ɒfˌθælməˈlɒdʒɪkəl), adjective
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 ophthalmology

1842; see ophthalmo- + -logy. Related: Ophthalmological.

Online Etymology Dictionary, © 2010 Douglas Harper

ophthalmology in Medicine


[ŏf′thəl-mŏlə-jē, -thăl-, ŏp′-]


The branch of medicine that deals with the anatomy, functions, pathology, and treatment of the eye.
Related formsoph•thal′mo•logic (-thăl′mə-lŏjĭk) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

ophthalmology in Science


[ŏf′thəl-mŏlə-jē, ŏp′-]

The scientific study of the eye, its diseases, and their treatment.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ophthalmology in Culture


[(of-thuhl-mol-uh-jee, of-thuh-mol-uh-jee)]

The branch of medicine devoted to the study and care of the eye.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.