bn:00110915a
Adjective Concept
EN
sonic  transonic
EN
(of speed) having or caused by speed approximately equal to that of sound in air at sea level WordNet 3.0
Definitions
Examples
Relations
Sources
EN
(of speed) having or caused by speed approximately equal to that of sound in air at sea level WordNet 3.0 & Open English WordNet
Having a speed approaching that of the speed of sound in air. Wiktionary
Just below, or just above the speed of sound (0.8 < Ma < 1.2 approximately). Wiktionary
Just above or below the speed of sound. Wiktionary (translation)
EN
WordNet 3.0 & Open English WordNet
Wiktionary