We found 3 dictionaries that define the word extremely high frequencies:

General (3 matching dictionaries)

1. extremely high frequencies: Merriam-Webster
2. extremely high frequencies: Collins English Dictionary
3. extremely high frequencies: Vocabulary.com

▸ Words similar to extremely high frequencies ▸ Usage examples for extremely high frequencies ▸ Idioms related to extremely high frequencies ▸ Wikipedia articles (New!) ▸ Words that often appear near extremely high frequencies ▸ Rhymes of extremely high frequencies ▸ Invented words related to extremely high frequencies