hypervelocity armor-piercing

hypervelocity armor-piercing

[‚hī·pər·və′läs·əd·ē ′är·mər ‚pirs·iŋ]
(ordnance)
Designating a type of artillery projectile consisting of a core of extremely hard, high-density material, such as tungsten carbide, contained within a lightweight carrier called a sabot. Abbreviated HVAP.
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