Not properly aligned; out of alignment.
The motion of something that tilts; a tilt.
A charging with a lance, as in jousting.
The process by which blister steel is rendered ductile by being forged with a tilt hammer.
Having the property that it is the quotient of a projective module by a projective submodule, having an ext functor with itself of 0, and there being a right module as the kernel of a surjective morphism between finite direct sums of its direct summands.