proximity fuse

Definition
  1. Noun:
    • Military device: A "proximity fuse" is a type of fuse that detonates an explosive device (such as a shell, missile, or bomb) when it comes within a predetermined distance of its target, without requiring a direct hit.
Usage Examples
  • Noun:
    • The artillery shell was equipped with a proximity fuse, allowing it to explode in the air above enemy troops. (The fuse activated based on nearness to the target, not impact.)
    • Proximity fuses were crucial in anti-aircraft defense during World War II. (They helped shoot down planes by exploding near them.)
Advanced Usage
  • "Variable time (VT) fuse": an older term for a proximity fuse, referring to its ability to adjust detonation timing based on proximity.
    • The VT fuse, a type of proximity fuse, revolutionized naval warfare. (The fuse's variable timing allowed it to sense the target's distance.)
Variants and Related Words
  • Proximity (n): nearness in space, time, or relationship.
    • The proximity of the enemy base made the attack risky. (The closeness to the target.)
  • Fuse (n): a device that initiates the explosion of a bomb or shell.
    • The fuse burned slowly before igniting the main charge. (The detonation mechanism.)
Synonyms
  • VT fuse: a historical synonym for proximity fuse (Variable Time fuse).
  • Radio proximity fuse: a specific type using radio waves to detect the target.
Related Idioms
  • "Within striking distance": close enough to attack or affect something.
    • The missile was within striking distance of the target when the proximity fuse activated. (Close enough for the fuse to work.)