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QM

1 American  

abbreviation

  1. Also Q.M. quartermaster.

  2. Physics. quantum mechanics.

q.m. 2 American  

abbreviation

  1. (in prescriptions) every morning.

QM 1 British  

abbreviation

  1. Quartermaster

"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
q.m. 2 British  

abbreviation

  1. quaque mane

"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

Etymology

Origin of q.m.

From Latin quoque matutino

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It would expand lenders’ permissible sources to verify incomes beyond the relatively narrow range specified in current QM regulations.

From Washington Post • Sep. 4, 2018

Clearly, the laws of QM apply at all scales and substrates.

From Scientific American • May 29, 2018

According to QM, the world exists only as a cloud of simultaneous, overlapping possibilities—technically called a “superposition”—until an observation brings one of these possibilities into focus in the form of definite objects and events.

From Scientific American • May 29, 2018

The inanimate world is a single physical system governed by QM.

From Scientific American • May 29, 2018

"You should have some idea, being in QM."

From Industrial Revolution by Anderson, Poul William

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.