trans-sonic /trans-sonˈik, träns-/

Relating to the range of speeds close to, or equalling, that of sound (also transonic /tran-, trän-sonˈik/)

trans-sonˈics or transonics singular noun

The study of such speeds

• undulationist
• undulationists
• undulations
• undulatory
• undulatus
• undulled
• undulose
• undulous
• unduly
• unduteous
• undutiful
• undutifully
• undutifulness
• undutifulnesses
• undyed
• undying
• undyingly
• undyingness
• undyingnesses
• undé
• undée
• uneared
• unearned
• unearned income
• unearned increment