From The Collaborative International Dictionary of English v.0.48 [gcide]:
Usage: These words denote different kinds of breaking, according to the objects to which they are applied. Fracture is applied to hard substances; as, the fracture of a bone. Rupture is oftener applied to soft substances; as, the rupture of a blood vessel. It is also used figuratively. "To be an enemy and once to have been a friend, does it not embitter the rupture?" --South.
Define.com is a PRIVATE SECTOR NONPROFIT EDUCATIONAL WEBSITE that PROMOTES WORLDWIDE ELECTRONIC DEMOCRACY, OPEN and TRANSPARENT GOVERNMENT and WORLDWIDE BANKING REFORM.
Eye and Pyramid BANKING REFORM CHALLENGE