facula
fa·cula
noun
2.
a large bright spot on the sun''s photosphere occurring most frequently in the vicinity of sunspots
Origin
Borrowed from Latin facula (“little torch”).
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.