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Definition of Sonar
1. Noun. A measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return. "Asdic is an acronym for antisubmarine detection investigation committee"
Generic synonyms: Measuring Device, Measuring Instrument, Measuring System, Navigational Instrument
Terms within: Pinger, Pulse Generator
Group relationships: Pigboat, Sub, Submarine, U-boat
Definition of Sonar
1. Noun. (nautical) echolocation ¹
2. Noun. (nautical) A device that uses hydrophones (in the same manner as radar) to locate objects underwater. ¹
¹ Source: wiktionary.com
Definition of Sonar
1. an underwater locating device [n -S]
Lexicographical Neighbors of Sonar
Literary usage of Sonar
Below you will find example usage of this term as found in modern and/or classical literature:
1. The U. S. Coal Industry, 1970-1990: Two Decades of ChangeTechnology (1994)
"sonar is another method of increasing a diver's ability to navigate under water.
Divers may find carrying a compact active sonar useful for avoiding ..."
2. Annals of the New York Academy of Sciences by New York Academy of Sciences (1917)
"At the conclusion of the rite, the old women taught the girls that they must not
play so much while the house was full of guests. Ceremony of sonar, or ..."
3. Hindu Castes and Sects: An Exposition of the Origin of the Hindu Caste by Jogendra Nath Bhattacharya (1896)
"The sonar and Shakra of Northern India. THE position of the goldsmith in the Hindu
... The position of the sonar in Behar, N.-W. Provinces and Panjab is ..."
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