Advertisement
Advertisement
infrasound
[ in-fruh-sound ]
infrasound
/ ˈɪnfrəˌsaʊnd; ˌɪnfrəˈsɒnɪk /
noun
- soundlike waves having a frequency below the audible range, that is, below about 16Hz
infrasound
/ ĭn′frə-sound′ /
- Sound whose wave frequency is too low (under 15–20 hertz) to be heard by humans. Some animals, such as elephants and whales, emit calls at infrasound frequencies.
- See Note at ultrasound
Discover More
Derived Forms
- infrasonic, adjective
Discover More
Word History and Origins
Origin of infrasound1
Advertisement
Word of the Day
[fur-kin ]
Meaning and examplesStart each day with the Word of the Day in your inbox!
By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.
Advertisement
Advertisement
Advertisement
Browse