1) Close-in weapon system
Found on
https://www.crosswordclues.com/clue/autocannon
An autocannon or automatic cannon is a rapid-fire projectile weapon that fires armour piercing or explosive shells, as opposed to the bullet fired by a machine gun. Autocannons often have a larger calibre than a machine gun (e.g., 20 mm or greater). Usually, autocannons are smaller than a field gun or other artillery, and are mechanically loaded f...
Found on
http://en.wikipedia.org/wiki/Autocannon
French air defence weapon of World War I, consisting of a modified 75 mm field gun fitted to a special high-angle mounting and carried on a De Dion Bouton motor lorry. It became the standard...
Found on
http://www.encyclo.co.uk/local/20688
The autocannon was a French air defence weapon of the Great War, consisting of a modified 75 mm field gun fitted to a special high-angle mounting and carried on a De Dion Bouton motor lorry. It became the standard anti-aircraft gun in France, used for the defence of forward as well as rear areas and cities, although its use declined as motorised gu...
Found on
http://www.probertencyclopaedia.com/browse/FYA.HTM
No exact match found.
