What does "air rifle" mean?

A rifle that propels a pellet or other projectile by using compressed gas, rather than an explosion of gunpowder or other means.

What is a synonym for "air rifle"?

Common synonyms include: air gun, airgun.

noun

noun ·Rare ·Advanced level

Noun

1
A rifle that propels a pellet or other projectile by using compressed gas, rather than an explosion of gunpowder or other means.
2
a gun that propels a projectile by compressed air wordnet