SOFAR

SOFAR |ˈsōfär ˈsoʊfɑr |(also sofar ) ▶noun a system in which the sound waves from an underwater explosion are detected and located by three or more listening stations, useful in determining the position at sea of survivors of a disaster. ORIGIN 1940s: from So (und ) f (ixing ) a (nd ) r (anging ).

Sofar

Sofar |ˈsəʊfɑː |(also SOFAR ) ▶noun [ mass noun ] a system in which the sound waves from an underwater explosion are detected and located by three or more listening stations, useful in determining the position at sea of survivors of a disaster. ORIGIN 1940s: from So (und ) f (ixing ) a (nd ) r (anging ).