Brocken specter

noun

Brock·​en specter

ˈbräkən-

variants or Brocken bow

: an optical phenomenon sometimes seen from the summit of mountains or from an aircraft when the observer is between the sun and a mass of cloud, the figures of the observer and surrounding objects being seen projected on the cloud much enlarged and often encircled by rainbow colors compare glory sense 6a (3)

Word History

Etymology

from Brocken, peak in the Harz mountains, Germany; Brocken specter, translation of German Brockengespenst

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