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proximity fuse

noun

Definition of proximity fuse

: a fuse for a projectile that uses the principle of radar to detect the presence of a target within the projectile's effective range

Examples of proximity fuse in a Sentence

Recent Examples on the Web

 New ammunition with proximity fuses is being developed to counter swarms of small armed boats, exploding in the air and peppering hostile, speedboat-sized ships with lethal shrapnel. — Kyle Mizokami, Popular Mechanics, "The USS Fitzgerald Is Built to Take Abuse," 19 June 2017

First Known Use of proximity fuse

1945, in the meaning defined above

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