large, double-edged sword with a long grip which could be wielded with either one or two hands.

See hand-and-a-half sword.

A sword longer than a broadsword, but smaller and lighter than a two-handed sword. Can be used with one hand but has a grip long enough to be wielded using both hands.

Another name for the late medieval long sword.

a large sword which can be used with both hands or just one hand (if you are strong enough)

a slightly longer version of the longsword, designed to be used one handed with enough room on the grip for the left hand to add guidance and additional power to the blow

a sword and a half

a two handed martial weapon

(slang) The common term used when referring to a hand-and-a-half sword. This type of sword is too long to be a short sword, and too short to be considered a great sword.