Akademik

harpoon
n. & v.
—n. a barbed spearlike missile with a rope attached, for catching whales etc.
—v.tr. spear with a harpoon.
Phrases and idioms:
harpoon-gun a gun for firing a harpoon.
Derivatives:
harpooner n.
Etymology: F harpon f. harpe clamp f. L harpa f. Gk harpe sickle

Useful english dictionary. 2012.