a person or thing referred to with respect to complete individuality

one's own self.

a person's nature, character, etc.

his better self.

personal interest.

Philosophy .

the ego; that which knows, remembers, desires, suffers, etc., as contrasted with that known, remembered, etc.

the uniting principle, as a soul, underlying all subjective experience.

being the same throughout, as a color; uniform.

being of one piece with or the same material as the rest

drapes with a self lining.

Immunology . the natural constituents of the body, which are normally not subject to attack by components of the immune system ( contrasted with nonself ).

Obsolete . same.

myself, himself, herself, etc.

to make a check payable to self.

to self-pollinate.

noun

ego , being , character , egocentrism , identical , identity , individual , individuality , individualization , myself , narcissism , oneself , own , person , personal , personality , proprium , psyche , selfhood , substantive

adjective

ascetic , autogenous , automatic , automatous , autonomic , autonomous , endogenous , narcissistic , narcistic , subjective