| 释义 |
spigot mortar spigot mortar[′spik·ət ‚mȯrd·ər] (ordnance) A mortar which propels a warhead larger than the bore of the mortar by means of a closed tube (spigot) attached to the warhead and extending into the mortar; the force of the propellant within the mortar acts upon the tube, thus propelling the warhead toward the target. |