| concentricity | (n) the quality of having the same center (as circles inside one another), Ant. eccentricity |
| Concentricity | n. The state of being concentric. [ 1913 Webster ] |
| 同心 | [どうしん, doushin] (n, adj-no) (1) concentricity; (2) same mind; unanimity; (n) (3) (subordinate of 与力) (See 与力) policeman; constable in the Edo period #12,477 [Add to Longdo] |