word
sonar
SOH-nar
ˈsoʊnɑːrListen
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Syllable breakdown
sonar
Dictionary meaning
a detection and ranging system that uses the propagation of sound waves through water to locate submerged objects, map the seafloor, and measure water depth; the acronym stands for Sound Navigation And Ranging; passive sonar listens for sounds emitted by targets while active sonar emits pulses and analyses the returning echoes; the technology is fundamental to naval warfare, submarine navigation, fisheries research, and oceanographic surveys
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