Definition of monocular in English:


Syllabification: mo·noc·u·lar
Pronunciation: /məˈnäkyələr, mä-


With, for, or in one eye: he had only monocular vision
More example sentences
  • Amblyopia is the most common cause of monocular visual impairment in children and young and middle-aged adults.
  • In the 15th century, Brunelleschi invented a screen with central apparatus in order to obtain exact perspective - the monocular vision of the camera obscura.
  • A Land Warrior platoon - each soldier outfitted with body armor, a computerized backpack system and helmet-mounted monocular eyepiece - is also part of the parachute assault.


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An optical instrument for viewing distant objects with one eye, like one half of a pair of binoculars.
More example sentences
  • Our binoculars and monoculars are backed by a Lifetime Transferable Warranty.
  • The company offers over 20 models, ranging from monoculars to binoculars and goggles.
  • Contemporary optics, everything from pocket monoculars to the largest telescopes, operate on nearly identical principles to those of the earliest magnifying instruments.


mid 17th century: from late Latin monoculus 'having one eye' + -ar1.



More example sentences
  • We performed the D - 15 d monocularly, and the mean value of the two eyes was considered for all further processing.
  • The test should be performed binocularly and then monocularly.
  • The two snapshots were presented monocularly and sequentially, being separated by a brief time interval.

Definition of monocular in:

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