Jisho

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Noun
1. sonobuoy
Wikipedia definition
2. SonobuoyA sonobuoy is a relatively small (typically 5 inches / 13 centimetres, in diameter and 3 ft/91 cm long) expendable sonar system that is dropped/ejected from aircraft or ships conducting anti-submarine warfare or underwater acoustic research.
Read “Sonobuoy” on English Wikipedia
Read “ソノブイ” on Japanese Wikipedia
Read “Sonobuoy” on DBpedia

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