uniformitarian

Of or pertaining to uniformity or the doctrine of uniformity. See the noun.

One who upholds a system or doctrine of uniformity; specifically, in geology, one who advocates the theory that causes now active in bringing about geological changes have always been similar in character and intensity, or, in other words, that there has been no essential change in the character of geological events during the lapse of the geological ages: the opposite of catastrophist.

Of, pertaining to, or designating, the view or doctrine that existing causes, acting in the same manner and with essentially the same intensity as at the present time, are sufficient to account for all geological changes.

One who accepts uniformitarianism, or the uniformitarian doctrine.

One who accepts uniformitarianism, or the uniformitarian doctrine.

Of, pertaining to, or designating, the view or doctrine that existing causes, acting in the same manner and with essentially the same intensity as at the present time, are sufficient to account for all geological changes.