subcaliber

• subcalibre

From sub- +‎ caliber.

subcaliber (not comparable)

1. Smaller than the caliber of a firearm.

   subcaliber cartridge

   subcaliber gun

   subcaliber practice

   • 2017 September 5, Kenneth Peters, Halo: Warfleet – An Illustrated Guide to the Spacecraft of Halo, Bloomsbury, →ISBN, →OCLC, page 17:

     The M9101 on the Longsword fires subcaliber projectiles at such speeds that they would immediately begin to burn up from air friction when fired within an atmosphere.

• “subcaliber”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• Cuba libres, subcalibre