Radion

noun

Definitions

Noun
  1. 1
    The radius modulus of an extra dimension in a compactification. Coined in 1998 by Nima Arkani-Hamed, Savas Dimopoulos, and John March-Russell in the paper "Stabilization of Sub-Millimeter Dimensions: The New Guise of the Hierarchy Problem".

Etymology

From radius + -on.

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