·noun A small bone in the foot of a horse.
II. Coronary ·adj Of or pertaining to a crown; forming, or adapted to form, a crown or garland.
III. Coronary ·noun Informal shortening of coronary thrombosis, also used generally to mean heart attack.
IV. Coronary ·adj Resembling, or situated like, a crown or circlet; as, the coronary arteries and veins of the heart.