Meanings
Synonyms & antonyms
nounthe increase in aerodynamic drag as an airplane approaches the speed of sound
Similar
Broader
dragretarding force
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
sonic barrier. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sonic%20barrier
MLA
“sonic barrier.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sonic%20barrier. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “sonic barrier,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sonic%20barrier.
Source: sonic barrier on Wiktionary, CC BY-SA 4.0.