Pronunciation: (sen'trik),[key] —adj. 1. pertaining to or situated at the center; central.
2. Anat.,Physiol.pertaining to or originating at a nerve center. Also,cen'tri•cal.
a combining form with the meanings “having a center or centers” of the specified number or kind (polycentric); “centered upon, focused around” that named by the first element (ethnocentric; heliocentric).