Deviate

dē′vi-āt, v.i. to go from the way: to turn aside from a certain course: to err.— v.t. to cause to diverge.— ns. Deviā′tion , a going out of the way: a turning aside; error; Dē′viator , one who deviates.— Deviation of the compa , departure of the mariner's compa from the magnetic needle, due to the ship's magnetism—either from the iron of which it is built or the iron which it carries. [L. dev iāre , -ātum — de , from, via , a way.]