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infrasound
[ in-fruh-sound ]
/ ˈɪn frəˌsaʊnd /
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noun
sound with frequencies below the audible range.
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Words nearby infrasound
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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
infrasound
/ (ˈɪnfrəˌsaʊnd) /
noun
soundlike waves having a frequency below the audible range, that is, below about 16Hz
Derived forms of infrasound
infrasonic (ˌɪnfrəˈsɒnɪk), adjectiveCollins 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
infrasound
[ Än′frÉ™-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 adjectiveThe American Heritage® Science Dictionary
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