MEANING
A relatively cool, dark-looking region of the Sun’s visible surface associated with concentrated magnetic fields.
Use it for
Words that belong together
- a sunspot group
- sunspot activity
On the page
A sunspot group crossed the recorded disk over several days.
She compared the sunspot image with the magnetic measurements.
Related words
Word forms
- Base
- sunspot
Explore related collections
Usage notes
Primary category: sci-fi. Forms: Singular sunspot; plural sunspots. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
Practice this word in a sentenceYour margin notes
Keep a thought for later. Sign in to save privately.