nonarbitrary

The court stopped the Florida recount because the procedures did not "satisfy the minimum requirement for nonarbitrary treatment of voters."

Semanticity refers to the use of arbitrary or nonarbitrary signals to transmit meaningful messages.

EPM's provide nonarbitrary criteria, (i.e. adaptive function) for "carving the mind at its joints," (i.e. evolved structure).

But, several business lobbyists acknowledged that a federal court might overturn such an effort because the Supreme Court has ruled that an administration can not simply erase a previous set of regulations unless it provides solid, nonarbitrary reasons.