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  • MR
    MR
    abbreviation
  • mR
    mR
    milliroentgen; milliroentgens.
  • Mr.
    Mr.
    abbreviation
    mister: a title of respect prefixed to a man's name or position.
  • Mr
    Mr
    noun
    a title used before a man's name or names or before some office that he holds
Synonyms

MR

1 American  
Or M.R.

mR 2 American  
Or mr
  1. milliroentgen; milliroentgens.


Mr. 3 American  
[mis-ter] / ˈmɪs tər /

abbreviation

  • Messrs
    plural
  1. mister: a title of respect prefixed to a man's name or position.

    Mr. Lawson; Mr. President.

  2. a title prefixed to a mock surname that is used to represent possession of a particular attribute, identity, etc., especially in an idealized or excessive way.

    Mr. Democrat; Mr. Perfect; Mr. Macho.


Mr 1 British  
/ ˈmɪstə /

noun

  1. a title used before a man's name or names or before some office that he holds

    Mr Jones

    Mr President

  2. (in military contexts) a title used in addressing a warrant officer, officer cadet, or junior naval officer

  3. a title placed before the surname of a surgeon

"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

MR 2 British  

abbreviation

  1. Master of the Rolls

  2. motivation(al) research

"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

Usage

Plural word for Mr. The plural form of Mr. is Messrs., pronounced [ mes-erz ]. A similar change is made with Mrs., which becomes Mmes, pronounced [ mey-dahm, -dam ]. These irregular nouns’ plural forms derive directly from their  original pluralization in French.

Etymology

Origin of Mr

C17: abbreviation of mister

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.

See Examples For:

All of these observations closely match what the two-vector MR model predicts, without the need to invoke spin-current-based mechanisms.

From Science Daily ● Feb. 10, 2026

Her artwork had been discussed with the ruling coalition in Brussels, including Bouchez's MR -- which did not block its set-up.

From Barron's ● Dec. 2, 2025

MR: I think there’s a more basic point too, which is that the book wasn’t written for this world.

From Los Angeles Times ● Apr. 9, 2025

Her lawyer MR Harish told BBC Hindi that the the dispute had now escalated to the point where she was seeking a divorce.

From BBC ● Dec. 19, 2024

The suffragists returned to their posts, and fourteen women, including Lucy Burns, were arrested for carrying banners that said, MR.

From "Votes for Women!" by Winifred Conkling

When the doctor uses a fluoroscope to see the thoracic organs in motion, the range is from 5 mR to 400 mR.

From Time Magazine Archive

At Oak Ridge, where nuclear physicists are so conscious of radiation hazards that they have done everything conceivable to reduce them, the skin exposure from a chest X ray is 10 mR.

From Time Magazine Archive

His take on “Dr. Jekyll and Mr. Hyde” is said to include English music hall, light orchestral works and sound effects.

From Los Angeles Times ● Oct. 1, 2026

Though Mr. Branagh is the only major movie star on hand, he isn’t given anything to feast on as an actor, and in the climactic moments he is essentially furniture.

From The Wall Street Journal ● Oct. 1, 2026

Think of Mr. Bones as a large-scale, pumpkin-themed playground.

From Los Angeles Times ● Oct. 1, 2026

This constitutes an exoneration of Mr. Powell insofar as Mr. Horowitz finds no evidence of criminality or deliberate wrongdoing.

From The Wall Street Journal ● Oct. 1, 2026

I remember telling him between sobs that Mr. Harris had died, and him hugging me tighter, telling me that he was sorry.

From "Red Flags and Butterflies" by Sheryl Azzam

Was Mr Belding your dimples karaoke birthday buddy?

From Los Angeles Times ● Oct. 1, 2026

The law firm told the BBC: "We are simply seeking cause of death information to assess whether the deaths of these former patients of Mr Paterson will be investigated."

From BBC ● Sep. 26, 2026

"There is no truth to any of my claims against Mr Carter," she added.

From Barron's ● Sep. 25, 2026

"I have never met or spoken to Mr Carter. Mr Carter never engaged in any inappropriate conduct towards me," the woman stated in the latest court document.

From Barron's ● Sep. 25, 2026

It must have been Mr and Mrs Jansen.

From "Code Name Kingfisher" by Liz Kessler

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