- the 12th letter of the Greek alphabet (M, μ).
- the consonant sound represented by this letter.
- micron(def 1).
Origin of mu
First recorded in 1895–1900, mu is from the Greek word mŷ
- a legendary lost continent supposed to have sunk into the SW Pacific Ocean at about the same time that Atlantis disappeared into the Atlantic Ocean.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for mu
Among them: Mu Sochua, a Cambodian parliamentarian with a searing life story.An Affair to Remember: Diane von Furstenberg Toasts Worldly Women
June 8, 2012
It is the universal belief that prophets work miracles, (mu'jizt).
All the sects except the Shfa'tes hold that the Mu'takif must fast.
For, by the 12 e vij, as om is to ma: so is el to la: And as ma is to mu; so is la, to li.The Way To Geometry
And goeth from Epsilon down to Mu: the reference is to some numbering on the parchment.Introduction to Robert Browning
All errors, including the use of mu for nu, are in the original.Printers' Marks
- the 12th letter in the Greek alphabet (Μ, μ), a consonant, transliterated as m
- Musicians' Union
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- The 12th letter of the Greek alphabet.
- Of, relating to, or being a polypeptide chain that is one of five types of heavy chains present in immunoglobins.
- Mache unit
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.