Concentric meaning

-trĭ-kəl
The definition of concentric is two or more things with a common center.

An example of concentric are the circles of the iris and pupil within an eye.

adjective
0
0
Having a common center.
adjective
0
0
Having a center in common.

Concentric circles.

adjective
0
0
Coming from the center, or circles within circles. For example, tracks on a hard disk are concentric. Tracks on optical media are concentric or spiral shaped (in a coil) depending on the type.
0
0
(geometry) Having a common center.
adjective
0
0
Advertisement
(physiology) (of a motion) In the direction of contraction of a muscle. (E.g. extension of the lower arm via the elbow joint while contracting the triceps and other elbow extensor muscles; closing of the jaw while flexing the masseter).

Antonym: eccentric. Concentric and eccentric movements are collectively referred to as isotonic (with motion), the antonym of which is isometric (without motion).

adjective
0
0

Origin of concentric

Middle English, from Middle French concentrique, from Medieval Latin concentricus, from Latin con- (“with, together”) + centrum (“circle, center”)