plural noun
The rates at which things happen, are done, or are used.
The frequencies of visits differ between the two clinics.
We compared the frequencies of power cuts in both areas.
Good to know
The plural spelling changes y to ies.
American English
How to pronounce frequencies
nounB1Common word
FREEkwuhnseez
/ˈfɹi.kwən.siz/
3 syllables · Stress the first syllable.
Form of frequency
The rates at which things happen, are done, or are used.
What to listen for
In natural connected speech, the middle part of “frequencies” may become very short, so the word can sound compressed.
Meanings & examples
plural noun
The rates at which waves, sounds, or electrical signals repeat in one second.
High frequencies can damage your ears.
The frequencies of the radio signals are listed on the display.
Related words & forms
The plural changes y to ies: frequencies.