annular

adjective

an·​nu·​lar ˈan-yə-lər How to pronounce annular (audio)
: of, relating to, or forming a ring
an annular skin lesion

Examples of annular in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
An annular solar eclipse will occur Feb. 17, 2026, NASA said. Jenna Prestininzi, Freep.com, 14 Aug. 2025 The existence of annular and total solar eclipses is explained by the moon's slightly elliptical orbit, which means its apparent size waxes and wanes over the course of a month. Jamie Carter, Space.com, 7 Mar. 2025 The first location to see the annular phase of the eclipse begin will be at 12:50pm EDT, the site said. Kelly Tyko, Axios, 2 Oct. 2024 Southern Oregon is smack in the middle of the upcoming annular solar eclipse on October 14. Julia Duin, Outside Online, 6 June 2025 See All Example Sentences for annular

Word History

Etymology

Middle French or Medieval Latin; Middle French annulaire, from Medieval Latin anularis, from Latin anulus

First Known Use

circa 1560, in the meaning defined above

Time Traveler
The first known use of annular was circa 1560

Browse Nearby Words

Cite this Entry

“Annular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/annular. Accessed 27 Aug. 2025.

Kids Definition

annular

adjective
an·​nu·​lar ˈan-yə-lər How to pronounce annular (audio)
: of, relating to, or forming a ring

Medical Definition

annular

adjective
an·​nu·​lar ˈan-yə-lər How to pronounce annular (audio)
: of, relating to, or forming a ring
the annular diaphragm of a microscope

More from Merriam-Webster on annular

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