Definition of Mach angle
: half of the vertex angle of a Mach cone whose sine is the ratio of the speed of sound to the speed of a moving body
- Trending Now: More Trending:
- probity sequacious inadmissible oligarch, pejorative emolument
- ALL
What's Trending Now
More Trending Words
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of mach angle
after Ernst Mach †1916 Austrian physicist and philosopher
Seen and Heard
What made you want to look up Mach angle? Please tell us where you read or heard it (including the quote, if possible).
