A free service provided by Writers Nexus International

Writing Resources:
  • New Novelist Software
  • Writer Circles
  • Author Me
  • FirstWriter.com
  • Novel Advice
  • Robin's Nest for Writers
  • The Scriptorium
  • Women on Writing


A Writer's Dictionary:

Mach number Definition


Dictionary Home » Words Starting with M » M ... macular » Mach number


Mach number
noun
    1. aeronautics.
      A ratio of the speed of an object (such as an aircraft) to the speed of sound in the same medium, eg Mach 2 is twice the speed of sound.
      Form: Mach (often shortened to)
Etymology: 1930s: devised by the Austrian physicist Ernst Mach (1838‐1916).



Click Here