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sonobuoy Line breaks: sono|buoy
Pronunciation: /ˈsəʊnə(ʊ)bɔɪ/

Definition of sonobuoy in English:

noun

A buoy equipped to detect underwater sounds and transmit them by radio.
Example sentences
  • The ship can be used as a testbed for a range of naval systems including sonobuoys, small towed underwater systems, electronic warfare and the development of signature control technologies.
  • The Seahawks have been dropping new sonobuoys and recording the data for the AJAAC specialists to analyse.
  • Handling sonobuoys on the deck and carrying sonobuoys on aircraft, especially helicopters, stresses the lithium-battery package.

Definition of sonobuoy in:

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Word of the day innocuous
Pronunciation: ɪˈnɒkjʊəs
adjective
not harmful or offensive