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Definitions

sonar

[soh-nahr] / ˈsoʊ nɑr /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Materials known as relaxor ferroelectrics have played an important role for decades in technologies such as ultrasound imaging, microphones, and sonar.

From Science Daily • May 4, 2026

"We watched them, we were able to track them, we dropped sonar buoys to demonstrate to them that we were monitoring every hour of their operation."

From BBC • Apr. 9, 2026

The 66-year-old engineer at one time helped design radar and sonar systems for the U.S. military.

From The Wall Street Journal • Apr. 9, 2026

In 2003 and 2020, two studies published in Nature and in a journal of the Royal Society found links between the use of mid-frequency military sonar and whale strandings.

From Barron's • Mar. 17, 2026

Of all the innovations and technical advancements that have made the discovery and excavation of shipwrecks increasingly possible, none has been more important than the invention and continual development of side-scan sonar.

From "Shipwrecked!" by Martin W. Sandler




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