noun Date: 1860 an instrument for listening to sound transmitted through water

New Collegiate Dictionary. 2001.

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  • hydrophone — [ idrɔfɔn ] n. m. • mil. XXe; de hydro et phone ♦ Techn. Transducteur électroacoustique utilisé pour l émission et la réception d ondes acoustiques dans l eau, que l on emploie en sismologie, dans la détection pétrolière, etc. ● hydrophone nom… …   Encyclopédie Universelle

  • hydrophone — [hī′drə fōn΄] n. [ HYDRO + PHONE] an instrument for detecting, and registering the distance and direction of, sound transmitted through water …   English World dictionary

  • Hydrophone — A hydrophone (Greek hydro = water and phone = sound ) is a microphone designed to be used underwater for recording or listening to underwater sound. Most hydrophones are based on a piezoelectric transducer that generates electricity when… …   Wikipedia

  • Hydrophone — Un hydrophone est un transducteur électroacoustique destiné à transformer, dans les liquides, des oscillations acoustiques en oscillations électriques. Ce type de transducteur est notamment utilisé dans les sonar. Exemple de modèle d hydrophone… …   Wikipédia en Français

  • hydrophone — an underwater microphone …   Dictionary of ichthyology

  • hydrophone — /huy dreuh fohn /, n. 1. a device for locating sources of sound under water, as for detecting submarines by the noise of their engines. 2. an instrument employing the principles of the microphone, used to detect the flow of water through a pipe.… …   Universalium

  • hydrophone — noun a transducer that converts underwater sound waves into electrical signals, rather like a microphone …   Wiktionary

  • hydrophone — n. instrument that determines direction and distance of sound underwater …   English contemporary dictionary

  • hydrophone — noun a microphone which detects sound waves under water …   English new terms dictionary

  • hydrophone — hy·dro·phone …   English syllables

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