sungrazer

noun

sun·​graz·​er ¦sən-¦grā-zər 

: any of a group of comets whose perihelions are very close to the sun and which are often destroyed by their close approach to it

sungrazing

¦sən-¦grā-ziŋ 

adjective

a sungrazing comet

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now