hydrophone

noun
hy·dro·phone | \ˈhī-drə-ˌfōn \

Definition of hydrophone 

: an instrument for listening to sound transmitted through water

Examples of hydrophone in a Sentence

Recent Examples on the Web

Qin allegedly falsely claimed the equipment — 78 hydrophones worth more than $100,000 — was intended for a Chinese university and filed falsified documents to bypass federal controls, authorities allege. John R. Ellement, BostonGlobe.com, "Wellesley man arrested in alleged export plot tied to marine equipment," 6 July 2018 The Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization, for example, maintains a global network of 11 stations that use hydrophones to listen for waves that might reveal an underground nuclear test. Bryn Nelson /, NBC News, "Our tsunami warning system is faulty. Can these scientists fix it?," 17 May 2018 Underwater noise recorded by the hydrophones – including whistles, pulsed calls and percussive sounds – indicated there was probably ramming happening beneath the surface as well, Towers said. Author: Amy B Wang, Anchorage Daily News, "‘Fascinated and horrified’ scientists watched as a killer whale drowned another’s newborn calf," 3 Apr. 2018 The scientists developed a new methodology that used hydrophones to count bowhead whales beneath the ice, rather than extrapolating the population based on a count of the visible bowheads passing by a single, ice-free locale. Krista Langlois, Smithsonian, "Why Scientists Are Starting to Care About Cultures Who Talk to Whales," 6 Apr. 2018 Elsewhere Winderen draws exclusively on sources from nature, such as the hydrophone recordings that constitute her 2016 piece The Wanderer, a 31-minute investigation of zooplankton and phytoplankton. Peter Margasak, Chicago Reader, "Norwegian artist Jana Winderen finds music hidden within natural sounds," 29 Mar. 2018 Other high-tech equipment planned includes a sound system using hydrophones, microphones that capture underwater sounds within a three-mile radius of the ship. Rosemary Mcclure, latimes.com, "Six more Ponant ships to be launched, all equipped with underwater lounges," 26 Mar. 2018 Bouncing back to the surface, the sound waves are detected by hydrophones hung from a series of cables being towed by the ship. Drew Broach, NOLA.com, "Bill to ease offshore oil, gas exploration advances in Congress," 13 Jan. 2018 That agreement alleges that Click diverted the morphine and hydrophone from the company’s secured inventory by surreptitiously removing vials, withdrawing the drugs from the vials, and then adding liquid to replace it. Jeff Truesdell, PEOPLE.com, "Lab Tech Charged with Diluting Pain Meds Meant for Dying Cancer Patients to Feed His Opioid Addiction," 27 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrophone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hydrophone

1860, in the meaning defined above

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Time Traveler for hydrophone

The first known use of hydrophone was in 1860

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