Deculassement
Pronunciation : D?`cu`lasse`ment", n. [F.] Also, sometimes
Part of Speech : Anglicized
Definition : Defn: An accidental blowing off of, or other serious damage to, the breechblock of a gun; also, a removal of the breechblock for the purpose of disabling the gun.
Dec`u*lass"ment. (Ordnance)
Source : Webster's Unabridged Dictionary, 1913