superstring theory

[ soo-per-string ]
/ ˈsu pərˌstrɪŋ /

noun

any supersymmetric string theory in which each type of elementary particle is treated as a vibration of a single fundamental string (superstring ) at a particular frequency.

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Scientific definitions for superstring theory

superstring theory
[ sōōpər-strĭng′ ]

A type of string theory that includes the theoretical assumptions of supersymmetry.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.