[ op-tom-i-tree ]

  1. the practice or profession of examining the eyes, by means of suitable instruments or appliances, for defects in vision and eye disorders in order to prescribe corrective lenses or other appropriate treatment.

Origin of optometry

First recorded in 1890–95; opto- + -metry

Other words from optometry

  • op·to·met·ri·cal [op-tuh-me-tri-kuhl], /ˌɒp təˈmɛ trɪ kəl/, adjective

Words Nearby optometry

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use optometry in a sentence

British Dictionary definitions for optometry


/ (ɒpˈtɒmɪtrɪ) /

  1. the science or practice of testing visual acuity and prescribing corrective lenses

Derived forms of optometry

  • optometric (ˌɒptəˈmɛtrɪk), 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