adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Remarkably fast speed. countable, uncountable

Adjective

1. 1
   Operated at or capable of moving at exceedingly high speeds. not-comparable

Etymology

From super- + speed.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.