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metamaterial

Line breaks: meta|mater¦ial
Pronunciation: /ˈmɛtəməˌtɪərɪəl
 
/

Definition of metamaterial in English:

noun

Physics
A synthetic composite material with a structure such that it exhibits properties not usually found in natural materials, especially a negative refractive index: the team began making these metamaterials and demonstrated several that scattered electromagnetic waves unlike any known materials
More example sentences
  • But the negative-index metamaterials that have been demonstrated are far more dispersive than typical materials.
  • Such a small index does not mean the speed of light exceeds that of a vacuum: this rule of thumb breaks down in metamaterials.
  • So far researchers have only developed metamaterials that divert radar and microwaves - rather than light waves, which are the key to invisibility.

Definition of metamaterial in:

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