sunspot

🇺🇸 /ˈsʌnspɑːt/ 🇬🇧 /ˈsʌnspɒt/
Frequency
Difficulty
Tags TOP20000
noun
R

A sunspot is a temporary dark area on the surface of the sun, caused by magnetic activity.

Scientists study sunspots to better understand solar activity and its effects on Earth.

translation

n. A sunspot is a temporary dark area on the surface of the sun, caused by magnetic activity.

Word Forms

Plural sunspots