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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.

"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 scientists used high resolution sonar to produce a detailed map of the seafloor.

From Science Daily • Feb. 23, 2026

Deep within the warship, behind a locked door in a windowless control room called the Combat Information Center, seasoned sub-hunters listen for sonar pings flagging an undersea target.

From The Wall Street Journal • Feb. 11, 2026

A sonobuoy is a combination of the words sonar and buoy and is an acoustic sensor used to detect underwater objects such as submarines.

From BBC • Nov. 23, 2025

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




Vocabulary lists containing sonar