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monocular

American  
[muh-nok-yuh-ler] / məˈnɒk yə lər /

adjective

  1. having only one eye.

  2. of, relating to, or for the use of only one eye.

    a monocular microscope.

noun

  1. a monocular instrument or device.

monocular British  
/ mɒˈnɒkjʊlə /

adjective

  1. having to do with or using only one eye

"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

noun

  1. a device for use with one eye, such as a field glass

"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

Other Word Forms

  • monocularly adverb

Etymology

Origin of monocular

1630–40; < Late Latin monocul ( us ) one-eyed ( monocle ) + -ar 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.