The AI-powered English dictionary
comparative more concentric, superlative most concentric
(geometry) Having a common center. quotations examples
Seven huge concentric semi-circular rings of stone surround the northern end, and quite rightly are Grade 2-listed by conservation body Historic England.
2020 August 26, Tim Dunn, “Great railway bores of our time!”, in Rail, page 45
(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).