'Concentrical' definitions:

Definition of 'concentrical'

From: WordNet
adjective
Having a common center; "concentric rings" [syn: concentric, concentrical, homocentric] [ant: eccentric, nonconcentric]

Definition of 'Concentrical'

From: GCIDE
  • Concentric \Con*cen"tric\, Concentrical \Con*cen"tric*al\, a. [F. concentrique. See Concenter.] Having a common center, as circles of different size, one within another. [1913 Webster]
  • Concentric circles upon the surface of the water. --Sir I. Newton. [1913 Webster]
  • Concentrical rings like those of an onion. --Arbuthnot. [1913 Webster]