1. in a manner having a common center; arranged so that circles or spheres share the same center point

Examples

• The ripples spread concentrically outward from the stone dropped in the pond.
• The target's rings are arranged concentrically, with the bullseye at the center.
• The planets orbit concentrically around the sun.
• The architect designed the plaza with concentrically placed fountains.
• The tree's growth rings form concentrically around the trunk.