em

E1M3
/ˈɛm//ɛm//ɛ(ː)m/

noun

The name of the Latin script letter M/m.

“Insert here a one-em dash or long dash.”

Very commonScrabble 4

Meanings

em1

nounem (plural ems)

plural ems

  1. The name of the Latin script letter M/m.

    It said, in a whispering, buzzing voice, "Gee-you-ess-ess-ay-dash-em-ee-ar-ar-wye-dash-em-eye-en-gee-oh-dash-pee-eye-pee-dash-pee-ee-ar-ar-wye-dash-pee-eye-en-gee-oh."

    2004, Will Rogers, The Stonking Steps, page 170
  2. mediaA unit of measurement equal to the height of the type in use.

    Insert here a one-em dash or long dash.

    1 more example

    That the price of work, paid for by letters be advanced from fourpence to fourpence halfpenny per thousand, including English and brevier; and, in leaded matter, the ems and ens at the beginnings and ends of the lines not to be reckoned in the width.

    1808, C[aleb] Stower, “An Account of the Different Advances in Journeymen’s Wages, from the Year 1785 to 1805, with the Present Regulations and Scale of Prices”, in The Compositor’s and Pressman’s Guide to the Art of Printing; […], London: […] [T]he Editor, […] for B[enjamin] Crosby and Co. […], →OCLC, page 419

    Synonyms: quad, em quad, mutton, mut

  3. computingA relative unit of sizing defined in terms of the font size.

em2

pronoun
  1. alternativeAlternative form of 'em.

em3

pronounem (third-person singular, gender-neutral, objective case, reflexive emself, possessive adjective eir, possessive pronoun eirs)

reflexive emself · adjective possessive eir · possessive pronoun without noun eirs

  1. gender neutralnonstandardobjectiveraresingularthird personA gender-neutral third-person singular object pronoun, the objective case of ey or e, equivalent to the singular them and coordinate with him and her.

    If the author uses such notation, it should be up to Em to indicate Eir intentions clearly, but there’s no harm checking first.

    1986 April 1, Michael Spivak, The Joy of TeX: A Gourmet Guide to Typesetting with the AMS-TeX macro package, Providence: American Mathematical Society, →ISBN, →LCCN, LCC Z253.4.T47 S673 1986, page 68
    4 more examples

    I may become quite intimate with someone, spend hours with em every night, and yet not have the slightest idea what eir voice sounds like, or what eir RL body looks, feels, and smells like.

    1997, Steven Shaviro, Doom Patrols : A Theoretical Fiction About Postmodernism, London: Serpent's Tail, →ISBN, →LCCN, page 138

    E invites em to consider how ey represent emselves^([sic]), and in so doing, e focuses eir attention on the ethics that make human relations possible.

    2000, Jane Love, “Ethics, Plugged and Unplugged: The Pegagogy of Disorderly Conduct”, in James A. Inman, Donna N. Sewell, editors, Taking flight with OWLs: Examining Electronic Writing Center Work, Taylor & Francis, →ISBN, LCC PE1414.T24 1999, page 193

    And ultimately: I think my readers are mature enough that knowing eir assigned gender is not going to give them an “excuse” to misgender em.

    2011 March 15, RJ Edwards, “89: New Friend”, in Riot Nrrd, archived from the original on 30 May 2013

    “You idiot girl! Are you childsick?” She grabbed Asu’s wrist; Asu made no effort to twist away. “Sand and soil, tell me you’re not pregnant. Is it that—what’s eir name? Aeran? Have you lain with em? Tell me!”

    2023, Aimee Ogden, “A Half-Remembered World”, The Magazine of Fantasy & Science Fiction, vol. 145, no. 1-2, whole no. 768 (July/August 2023), pages 146-202

em4

interjection
  1. IrelandScotlanda form of hesitant speech, or an expression of uncertainty

    She was abused by, em... David, I think. That was his name, he's a real em... what's the word, narcissist. You should really stay away from him.

    Synonyms: um, umm, erm, eh, uh

em5

nounem (plural ems)

plural ems

  1. The name of the letter м/М in Cyrillic alphabets.

Em6

proper noun
  1. A diminutive of the female given names Emily, Emma, and Emmeline.

    And oh, Aunt Em! I'm so glad to be at home again!

    1900 May 17, L[yman] Frank Baum, chapter 24, in The Wonderful Wizard of Oz, Chicago, Ill.; New York, N.Y.: Geo[rge] M[elvin] Hill Co., →OCLC
    1 more example

    Mind you, he never calls me anything back. Isn't that the way of it? What do men call their wives. 'Em...' Like every woman in the planet was christened Emily. 'Em...is that shirt clean?'

    2008, Anne Enright, Yesterday's Weather, Vintage, published 2009, →ISBN, page 4
  2. abbreviationclippingClipping of Eminem.
nounEm (plural Ems)

plural Ems

  1. Alternative letter-case form of em.

EM7

nounEM (countable and uncountable, plural EMs)

plural EMs

  1. abbreviationcountableinitialismuncountablemedicineInitialism of emergency medicine.
  2. abbreviationcountablesciencesAbbreviation of electron microscope.
  3. abbreviationuncountablesciencesAbbreviation of electron microscopy.
  4. abbreviationinitialismuncountableInitialism of electromagnetism.
  5. abbreviationcountableinitialismuncountablecriminal justiceInitialism of electronic monitoring.
  6. abbreviationcountableinitialismuncountablebusinessInitialism of emerging market.
  7. abbreviationcountableinitialismuncountablegovernmentInitialism of enlisted man.
  8. abbreviationcountableinitialismbiologyInitialism of effective microorganism.
  9. abbreviationcountableinitialismuncountablebusinessInitialism of energy management.
  10. abbreviationcountableinitialismuncountableeducationInitialism of English medium.
adjectiveEM (not comparable)
  1. abbreviationnot comparableAbbreviation of electromagnetic.

    Secondary drone got EM spectrum on the kill.

    1992, Vernor Vinge, A Fire Upon the Deep, New York: Tor, →ISBN, →LCCN, →OCLC, page 315
    1 more example

    Commander, I can see most of it now. Readings are all over the EM spectrum.

    2007 September 25, Bungie, Halo 3, Microsoft Game Studios, Xbox 360, level/area: Tsavo Highway

Synonyms & antonyms

nounA unit of measurement equal to the height of the type in use.

interjectiona form of hesitant speech, or an expression of uncertainty

More synonyms by meaning

nouna quad with a square body

Broader
area unitsquare measure

nouna linear unit (1/6 inch) used in printing

Similar
pica empica
Broader
linear unitlinear measure

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

em · noun

Attested since 1808. In typography, the em is named after the em quadrat (later called em quad), from m quadrat, a metal type used in letterpress typesetting, which is as wide as the point size of the font.

Full word history & related roots →

em · pronoun

Coined by Christine M. Elverson by removing the "th" from them, perhaps influenced by the pre-existing em/'em, now often perceived as apheretic forms of them (though originally unrelated).

Full word history & related roots →

em · interjection

Onomatopoeic. Compare um.

Full word history & related roots →

em · noun

  1. Ukrainianем
  2. Russianэм
  3. Englishem

From Russian эм (em), Ukrainian ем (em), etc.

Full word history & related roots →

Translations

Arabic إِم
  • إِم (ʔem)name of the letter M, m
Bengali এম
  • এম (em)name of the letter M, m
Bulgarian ем, ем
  • ем (em)name of the letter M, m
  • ем (em)typographic unit
Catalan ema
  • emaname of the letter M, m
Dutch em
  • emname of the letter M, m
Esperanto mo
  • moname of the letter M, m
Finnish äm, ämmä
  • ämname of the letter M, m
  • ämmäname of the letter M, m
  • neliötypographic unit
  • emtypographic unit
French emme, cadratin
  • emmename of the letter M, m
  • cadratintypographic unit
Greek έμ
  • έμ (ém)name of the letter M, m
Hawaiian mū
  • mūname of the letter M, m
Hindi एम्, एम
  • एम् (em)name of the letter M, m
  • एम (em)name of the letter M, m
Hungarian betűnégyzet, kvirt
  • betűnégyzettypographic unit
  • kvirttypographic unit
Irish eim, muin
  • eimname of the letter M, m
  • muinname of the letter M, m
Italian emme
  • emmename of the letter M, m
Japanese エム
  • エム (emu)name of the letter M, m
Korean 엠
  • 엠 (em)name of the letter M, m
Latin em
  • emname of the letter M, m
Malay em
  • emname of the letter M, m
Persian ام
  • ام (em)name of the letter M, m
Polish em
  • emname of the letter M, m
Portuguese eme
  • emename of the letter M, m
Russian эм
  • эм (em)name of the letter M, m
Spanish eme, cuadratín
  • emename of the letter M, m
  • cuadratíntypographic unit
Swedish fyrkant, fyrkantsvärde
  • fyrkanttypographic unit
  • fyrkantsvärdetypographic unit
  • Åp-höjdtypographic unit
Tagalog em
  • emname of the letter M, m
Thai เอ็ม
  • เอ็ม (em)name of the letter M, m
Turkish me
  • mename of the letter M, m
Ukrainian ем
  • ем (em)name of the letter M, m
Vietnamese em-mờ, em
  • em-mờname of the letter M, m
  • emname of the letter M, m
  • mờname of the letter M, m
Welsh em
  • emname of the letter M, m

Rhymes & wordplay

Rhymes with em

All rhymes →
Cite this entry
APA

em. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/em

MLA

“em.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/em. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “em,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/em.

Source: em on Wiktionary, CC BY-SA 4.0.