Fraunhofer lines

noun plural

Fraun·​ho·​fer lines ˈfrau̇n-ˌhōf-ər- How to pronounce Fraunhofer lines (audio)
: the dark lines in the spectrum of sunlight

Dictionary Entries Near Fraunhofer lines

Cite this Entry

“Fraunhofer lines.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Fraunhofer%20lines. Accessed 3 Dec. 2022.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
Name That Thing

You know what it looks like… but what is it called?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ