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ENGLISH · A WORD WITH POSSIBILITIES

railgun.

An electromagnetic gun that uses a large electrical current to propel a projectile down a track of two parallel conductive rails.

7 characters2 syllables approx.English language

Meaning & usage

noun/ˈɹeɪl.ɡʌn//ˈɹeɪ.jəl.ɡʌn/[ˈɹeɪɫ.ɡʌn][ˈɹeɪ.jəɫ.ɡʌn]
  1. An electromagnetic gun that uses a large electrical current to propel a projectile down a track of two parallel conductive rails.

  2. A railway gun.

  3. A benchrest rifle.

Where this word comes from

From rail + gun. * (railway gun): From being a gun mounted on a rail car, and being railroad-mobile. * (EM gun): From being a projectile ejecting device with a pair of electric conducting rails that a launch sled runs along, which shoots the projectile.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.