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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

They are fitted with advanced sonar, radar and submarine hunting helicopters.

From BBC • Apr. 23, 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

Such equipment is designed to use sonar to locate the devices.

From The Wall Street Journal • Mar. 12, 2026

When you skateboarded down the street at night you could hear everyone’s heartbeat, and they could hear yours, sort of like sonar.

From "Extremely Loud and Incredibly Close" by Jonathan Safran Foer




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