n. [ L. acervatio. ] A heaping up; accumulation. [ R. ] Johnson. [ 1913 Webster ]
n.
certain devices, as bombs or artillery shells, are designed to be unable to operate until a specific action (activation or arming) is taken to make them operable. [ WordNet 1.5 ]
n.
certain devices, as bombs or artillery shells, are designed to be unable to operate until a specific action (activation or arming) is taken to make them operable. [ WordNet 1.5 ]