oc·​u·​lus | \ ˈä-kyə-ləs How to pronounce oculus (audio) \
plural oculi\ ˈä-​kyə-​ˌlī How to pronounce oculus (audio) , -​ˌlē \

Definition of oculus

1 : a circular or oval window
2 : a circular opening at the top of a dome

Examples of oculus in a Sentence

Recent Examples on the Web In the master bedroom on the top floor, a remote control lies by the bed that opens an oculus in the roof for nighttime stargazing. Rebecca Ann Hughes, Forbes, 15 July 2022 The Barclays Center will honor the legendary rapper and hometown hero by featuring a video montage of classic Biggie records on the massive oculus display above the arena’s entrance. Jem Aswad, Variety, 17 May 2022 Finally, a round opening is scooped out at rooftop level, forming an oculus that brings light into the pavilion’s lowest level. Michael J. Lewis, WSJ, 24 Mar. 2022 The five columns holding up the steel slab symbolize the five branches of the military, with the newest sixth military branch, the US Space Force, represented by an oculus at the center of the steel slab. Veronica Stracqualursi, CNN, 11 Nov. 2021 Projected onto a billowing 84-foot-long curtain that hangs from the oculus, the film seeks to create the atmosphere of a public address, says Tsang, centering Glenn-Copeland as a leader and trans elder in a way that is both monumental and playful. New York Times, 29 July 2021 The circular swimming pool with the round oculus up top is very cool and special and has a sort of Palm Springs romance to it. Jenny Xie, Curbed, 11 Nov. 2021 Spotlights and floodlights surrounded the stage while the spidercam snuck through the air; a ring of clouds or sunbursts or flames lit up the stadium’s oculus. Steff Yotka, Vogue, 6 Aug. 2021 Visitors first encounter the oculus, which opens up above the museum's main entrance. CNN, 11 July 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oculus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of oculus

1848, in the meaning defined at sense 1

History and Etymology for oculus

Latin, literally, eye — more at eye

Learn More About oculus

Dictionary Entries Near oculus

oculomotor nerve


oculus mundi

See More Nearby Entries 

Statistics for oculus

Last Updated

18 Jul 2022

Cite this Entry

“Oculus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oculus. Accessed 9 Aug. 2022.

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More Definitions for oculus


oc·​u·​lus | \ ˈäk-yə-ləs How to pronounce oculus (audio) \
plural oculi\ -​yə-​ˌlī How to pronounce oculus (audio) \

Medical Definition of oculus

More from Merriam-Webster on oculus

Britannica.com: Encyclopedia article about oculus


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