Definition from Wiktionary, the free dictionary
See also: sun spot
- (General American) IPA(key): /ˈsʌnspɑt/
- (Received Pronunciation) IPA(key): /ˈsʌnspɒt/
- Hyphenation: sun‧spot
sunspot (plural sunspots)
- (astronomy) A region on the sun's surface with a lower temperature than its surroundings and intense magnetic activity.
region on the sun's surface