Definition of "mach"
- noun
The ratio of the velocity of a body to that of sound in the surrounding medium (more properly Mach number).
- Sources
Word Collect Answers uses cookies and collects your device’s advertising identifier and Internet protocol address. These enable personalized ads and analytics to improve our website. Learn more or opt out Privacy Policy
The ratio of the velocity of a body to that of sound in the surrounding medium (more properly Mach number).