(uncountable, often capitalized) The way things are, the totality of all things in the physical universe and their order, especially the physical world in contrast to spiritual realms and flora and fauna as distinct from human conventions, art, and technology.

(obsolete) To endow with natural qualities.

Existing in the nature of a person or thing; innate, not acquired or learned. / Normally associated with a particular person or thing; inherently related to the nature of a thing or creature.

(now rare) A native inhabitant of a place, country etc. / (music) A note that is not or is no longer to be modified by an accidental. / (music) The symbol ♮ used to indicate such a natural note.

(colloquial, dialect) Naturally; in a natural manner.

The belief in or practice of going nude in social settings, often in mixed-gender groups, specifically either in cultures where this is not the norm or for health reasons.

In a natural manner. / Inherently or by nature. / Surely or without any doubt.

A state of nature; conformity to nature. / The doctrine that denies a supernatural agency in the miracles and revelations recorded in religious texts and in spiritual influences.

The state or quality of being natural. / Of a picture or recording, likeness to the original.

To grant citizenship to someone not born a citizen. / To acclimatize an animal or plant. / To make natural / To limit explanations of a phenomenon to naturalistic ones and exclude supernatural ones.