Definition of Concentric

1. Adjective. Having a common center. "Concentric rings"

Exact synonyms: Concentrical, Homocentric
Similar to: Coaxal, Coaxial
Derivative terms: Concentricity
Antonyms: Eccentric

Definition of Concentric

1. a. Having a common center, as circles of different size, one within another.

2. n. That which has a common center with something else.

Definition of Concentric

1. Adjective. (geometry) Having a common center. ¹

2. Adjective. (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). ¹

¹ Source:

Definition of Concentric

1. [adj]

Medical Definition of Concentric

1. Having a common centre, such that two or more spheres, circles, or segments of circles are within one another. (05 Mar 2000)

Lexicographical Neighbors of Concentric

concentration-effect curve
concentration-response curve
concentration camp
concentration camps
concentration cell
concentration gradient
concentric (current term)
concentric fibroma
concentric hypertrophy
concentric lamella

Literary usage of Concentric

Below you will find example usage of this term as found in modern and/or classical literature:

1. Handbook of Building Construction: Data for Architects, Designing and by George Albert Hool, Nathan Clarke Johnson (1920)
"They may be either concentric or eccentric according to the details of the connection. A concentric load is one which is applied axially along the column. ..."

2. A Treatise on Conic Sections: Containing an Account of Some of the Most by George Salmon (1904)
"Not only then are the conies similar and similarly placed, the first three terms being the same, but they are also concentric. For the coordinates of the ..."

3. The Gentleman's Magazine (1864)
"This, however, appears to have contained a third concentric wall of less strength, ... In the latter the apartments are between two concentric walls, ..."

4. Transactions by European Orthodontic Society, Lina Oswald, Northern Ohio Dental Society, Ossory Archaeological Society, Wentworth Historical Society, Society of Automobile Engineers (1907)
"K. ON THE concentric METHOD OF TEACHING ELECTRICAL ENGINEERING BY V. ... The concentric method of education outlined below is one which it is thought will ..."

5. The Cultivator by New York State Agricultural Society (1847)
"Л, is the interior; B, is the central, and C, is the exterior concentric casing; e, is the annular space between the casings Л and В ; and f is the annular ..."

6. A Treatise on Electricity and Magnetism by James Clerk Maxwell (1904)
"Any two non-intersecting spheres may be inverted into two concentric spheres by assuming as the point of inversion either of the two common inverse points ..."

7. Morphology of Spermatophytes by John Merle Coulter, Charles Joseph Chamberlain (1901)
"In Cycas these cortical bundles are concentric, as are the bundles of the peduncles and leaves of Cycas, Stangeria, Bowenia, and some species of Zamia and ..."

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