infrasound
sound with frequencies below the audible range.
Origin of infrasound
1Words Nearby infrasound
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use infrasound in a sentence
infrasound is used to indicate when an explosion has occurred, but the technique doesn’t differentiate between ash versus gas in eruptions.
Invisible bursts of electricity from volcanoes signal explosive eruptions | Alka Tripathy-Lang | July 1, 2021 | Science News
British Dictionary definitions for infrasound
/ (ˈɪnfrəˌsaʊnd) /
soundlike waves having a frequency below the audible range, that is, below about 16Hz
Derived forms of infrasound
- infrasonic (ˌɪnfrəˈsɒnɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for 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.
Other words from infrasound
- infrasonic adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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