1 facula | Definition of facula
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facula

noun
fac·​u·​la | \ ˈfa-kyÉ™-lÉ™ How to pronounce facula (audio) \
plural faculae\ ˈfa-​kyÉ™-​ËŒlÄ“ How to pronounce faculae (audio) , -​ËŒlÄ« \

Definition of facula

: any of the bright regions of the sun's photosphere seen most easily near the sun's edge

Examples of facula in a Sentence

Recent Examples on the Web

 Four of the seven newly named features lie in the Caloris basin, shown above, where faculae take names from African languages of the Somalian, Igbo (of southeastern Nigeria), Arabic, and Afrikaans. — Nola Taylor Redd, Science | AAAS, "Mercury’s ‘snakes’ get formal names," 9 Apr. 2018

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

First Known Use of facula

1706, in the meaning defined above

History and Etymology for facula

New Latin, from Latin, diminutive of fac-, fax torch

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More from Merriam-Webster on facula

Britannica.com: Encyclopedia article about facula

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