different between metamaterial vs stereometamaterial

English

meta- +? material

metamaterial (plural metamaterials)

(engineering, physics) any material that obtains its electromagnetic properties from its structure rather than from its chemical composition; especially a material engineered to have features of a size less than that of the wavelength of a class of electromagnetic radiation

stereo- +? metamaterial

stereometamaterial (plural stereometamaterials)

(physics) Any metamaterial whose properties depend on its three-dimensional structure; especially any chiral metamaterial

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