(obsolete, transitive) To change the nature of; to invest with a different or contrary nature.

That which is contrary to nature; the unnatural.

Third-person singular simple present indicative form of unnature

simple past tense and past participle of unnature

The state of being unnatural.

Not natural. / Not occurring in nature, the environment or atmosphere / Going against nature; perverse.

In an unnatural manner; to an unnatural extent.

Any behaviour, manner or style that runs contrary to nature.

plural of unnaturalism

(uncountable) The condition of being unnatural. / (countable) Something that does not occur naturally.