noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A jet engine capable of propelling an aircraft at hypersonic speeds, in which combustion of the fuel and air mixture occurs at supersonic speeds.
2. 2
   An aircraft that uses such an engine.

Etymology

Short for supersonic combustion ramjet.

Related phrases

jet engine

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