Adjective
Austinian (comparative more Austinian, superlative most Austinian)
Relating to, or characteristic of any of several people named Austin, but especially to John Austin (legal philosopher).
The overall force of the 'Austinian' argument is not merely that 'things change', but that rationality is essentially temporal in that we need time in order to reconcile and manage what would otherwise be mutually destructive states." Source: Internet
Thus in Austinian terms a moral code can objectively determine what people ought to do, the law can embody whatever norms the legislature decrees to achieve social utility, but every individual remains free to choose what to do. Source: Internet