Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An electrical instrument for detecting or monitoring sound under water.
from The Century Dictionary.
- noun An instrument for detecting the flow of water in a pipe (thus locating waste) by the sounds produced in a microphone.
- noun An instrument used in auscultation whereby sounds are conveyed through a column of water.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun a
transducer thatconverts underwater sound waves intoelectrical signals , rather like amicrophone
Etymologies
Sorry, no etymologies found.
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Examples
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During some types of gynaecological examination, researchers have inserted a tiny microphone, called a hydrophone, into the uterus, enabling them to hear what the foetus can hear.
On language and colic DC 2010
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During some types of gynaecological examination, researchers have inserted a tiny microphone, called a hydrophone, into the uterus, enabling them to hear what the foetus can hear.
Archive 2010-01-01 DC 2010
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They used what's called a hydrophone to eventually get Humphrey out of that area.
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A underwater "hydrophone" recorded the sound, and it was synched with the video.
Deep, Fiery Undersea Volcano Captured on Video | Universe Today 2009
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The captain of our boat put a hydrophone in the water, and there were speakers on the deck.
Judie Fein: The Eye of the Beluga Judie Fein 2011
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Down below, Tomonori Akamatsu from Japan was listening for an audio trace with hydrophone omnidirectional equipment.
When a Billion Chinese Jump Jonathan Watts 2010
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Down below, Tomonori Akamatsu from Japan was listening for an audio trace with hydrophone omnidirectional equipment.
When a Billion Chinese Jump Jonathan Watts 2010
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Fish tagged with tiny transmitters emit a special signal when they pass by one of the hydrophone receivers.
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Down below, Tomonori Akamatsu from Japan was listening for an audio trace with hydrophone omnidirectional equipment.
When a Billion Chinese Jump Jonathan Watts 2010
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Late that afternoon the hydrophone operator aboard U-331, submerged off Alexandria, picked up the sound of turning screws.
Sealing Their Fate David Downing 2009
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He has deployed hydrophones, which are microphones designed for underwater use, in waters off Japan to eavesdrop on the noises that lurk thousands of feet below the surface.
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