What usgs stand for and what do they do? The United States Geological Survey/service were and are the cartographers that converted early maps into the GPS location system known today. Edit
Medical Definition of EGOCENTRIC. 1. : limited in outlook or concern to one's own activities or needs.
egocentric. adj. 1. regarding everything only in relation to oneself; self-centred; selfish. 2. (Philosophy) philosophy pertaining to a theory in which everything is considered in relation to the self: an egocentric universe. n.