G3696 ὅπλον (hóplon)

KJV renderings: armour, instrument, weapon
Strong's definition: an implement or utensil or tool (literally or figuratively, especially, offensive for war)
Derivation: probably from a primary (to be busy about);

From James Strong's public-domain dictionaries (G), JSON edition by OpenScriptures (CC-BY-SA). Every dotted-underline word in the text links here.