Reference meaning
sonic
Last updated
(of speed) having or caused by speed approximately equal to that of sound in air at sea level
Related source terms
transonic
Other meanings
2. adjective
relating to audible sound
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 00175528-a, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.