Spelling Bee Hive found 1 result for fraunhofer lines. This page contains the same results as searching for that word in the app.
Fraunhofer lines - noun; Level 9; origin: German; pronunciation: ˈfrau̇nˌhōfə(r)-ˈlīnz. dark absorption features in the spectrum of sunlight.
Fraunhofer lines is in Level 9, Set 03 of the Spelling Bee Hive practice sets.
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