frequency

word

/ˈfɹikwənsi/
FREE-kwuhn-see
/fɹˈiːkwənsi/
FREE-kwuhn-see

Definition

Frequency is how often something happens in a period of time. In science and technology, it can also mean the number of waves or vibrations that happen in one second.

Usage & Nuances

Common in everyday English, academic writing, and technical contexts. Typical patterns: 'the frequency of accidents', 'high/low frequency', and 'frequency of use'. Don't confuse it with 'often': 'often' is an adverb, while 'frequency' is a noun.

Example Sentences

We measured the frequency of the sound in class.

basic

The doctor asked about the frequency of his headaches.

basic

The frequency of buses is higher in the morning.

basic

The app tracks the frequency of your workouts each week.

natural

Because of the frequency of delays, people stopped trusting the service.

natural

I'm trying to reduce the frequency of my social media use.

natural