Dictionary.com
Thesaurus.com
Jump To:
  • Mx
    Mx
    maxwell; maxwells.
  • MX
    MX
    missile experimental: a ten-warhead U.S. intercontinental ballistic missile.
  • Mx.
    Mx.
    a title of respect prefixed to a person's surname: unlike Mr., Mrs., or Ms., it does not indicate gender and may be used by a person with any or no specific gender identity.
  • mx
    mx
    abbreviation
    Mexico
Synonyms

Mx

1 American  
Electricity.
  1. maxwell; maxwells.


MX 2 American  
  1. missile experimental: a ten-warhead U.S. intercontinental ballistic missile.

  2. motocross.


Mx. 3 American  
[miks, muhks] / mɪks, mʌks /
  1. a title of respect prefixed to a person's surname: unlike Mr., Mrs., or Ms., it does not indicate gender and may be used by a person with any or no specific gender identity.


MX 1 British  

abbreviation

  1. missile-experimental: an intercontinental ballistic missile with up to ten nuclear warheads

"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

Mx 2 British  

symbol

  1. maxwell

"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

mx 3 British  

abbreviation

  1. Mexico

"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 MX2

First recorded in 1970–75; by abbreviation

Origin of Mx.3

First recorded in 1975–80; M (as in Mr./Mrs./Ms. ) + x (symbol for an unknown quantity, person, or thing)

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:

At an earlier hearing, the court heard how Castellucci, a cyber security expert from California, uses the title "Mx" and refers to themselves using they/them pronouns.

From BBC ● Feb. 25, 2025

"They both prefer offshore deeper waters, so it's quite unusual to spot them close to land," said Mx Cowen who uses "they" and "them" as personal pronouns.

From BBC ● Jan. 9, 2025

Now aged 26, Mx Sharman has donated three times and shares their egg donation journey on TikTok.

From BBC ● Aug. 7, 2024

“It’s difficult to even fathom how I would be able to be living in California in seven weeks,” said Mx.

From New York Times ● Aug. 12, 2023

At, feeler; Mn, mandible; Mx, maxilla; Lm, labium, spinneret projecting beyond it.

From The Life-Story of Insects by George H. (George Herbert) Carpenter

“It’s a close match; there are star players on both teams,” said Álex Aguinaga, a former Ecuadorian player and Liga MX legend who is now a commentator for Fox Sports.

From Los Angeles Times ● Jun. 30, 2026

Now, Polymarket has secured an exclusive partnership with Liga MX, North America’s most popular soccer league.

From Barron's ● Jun. 11, 2026

Borod says that Polymarket won’t offer Liga MX markets that raise integrity concerns, and that access to official league data allows for real-time trading surveillance.

From Barron's ● Jun. 11, 2026

Gutierrez moved from Chicago Fire to Guadalajara in January and helped them reach the title play-off round semi-final of Liga MX.

From BBC ● Jun. 9, 2026

MIRVs, which encompassed the land-based MX missile program, were the ultimate product of Livermore’s long quest for a high-yield, low-weight nuclear device.

From "Big Science" by Michael Hiltzik

Last month, she won an invitation-only competition at Queer/Bar, The Final Girls, and June 16 marked her first performance as a regular cast member of the bar’s Mx. show.

From Seattle Times ● Jun. 24, 2023

One footnote in the filings said: “They use they/them pronouns, and for the purposes of all formal filings, will be addressed as Mx. Aldrich.”

From New York Times ● Nov. 23, 2022

“Anderson Aldrich is nonbinary. They use they/them pronouns, and for the purposes of all formal fillings, will be addressed as Mx. Aldrich,” the attorneys said in a footnote on the filing.

From Washington Times ● Nov. 23, 2022

"Anderson Aldrich is non-binary. They use they/them pronouns, and for the purposes of all formal filings, will be addressed as Mx. Aldrich," a footnote in a court filing reads by their defense team.

From Salon ● Nov. 23, 2022

“Maybe we should let Mx. Desi know that there’s a flying fire type outside their door?”

From "A Bird Will Soar" by Alison Green Myers

The slope-intercept form of a linear equation is y = mx + b.

From Textbooks ● May 6, 2020

Please note that in previous courses you learned y = mx + b was the slope-intercept form of the equation, where m represented the slope and b represented the y-intercept.

From Textbooks ● Mar. 27, 2020

Additional general information can be obtained from Figure 2.62 and the expression for a straight line, y = mx + b .

From Textbooks ● Aug. 12, 2015

Algebraically, a linear equation typically takes the form y = mx + b, where m and b are constants, x is the independent variable, y is the dependent variable.

From Textbooks ● Sep. 19, 2013

The equation of the line may also be written y = mx + b, where m = tan α, and b = k − h tan α.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various

Vocabulary.com logo
by dictionary.com

Join 14,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training