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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.

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

From BBC • Apr. 23, 2026

The team says this is the first time sonar mapping and satellite imagery have been brought together in this way to examine Lough Neagh and "attempt to quantify the range of potential impacts".

From BBC • Apr. 15, 2026

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

From Science Daily • Feb. 23, 2026

Factors that vary widely throughout the region—such as seafloor topography, temperature, salinity and the presence of fresh water from melting ice—can play havoc with sonar signals.

From The Wall Street Journal • Feb. 11, 2026

He thought it possible that mistakes by inexperienced sonar operators could account for the reports of enemy torpedoes.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin




Vocabulary lists containing sonar