Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

1670s, "fixed, stationary," from self- + center (v.). In reference to persons, "engrossed in the self, with little regard for others," it is recorded from 1783.

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.