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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
  • The team used two different wedge samples so that waves would be incident on the metamaterial at two different angles.
  • Left-handed materials - such as this "metamaterial" for microwaves - are reported to bend light in the opposite direction from normal materials, a property that might lead to a "perfect" lens.
  • But the negative-index metamaterials that have been demonstrated are far more dispersive than typical materials.

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