dual

adjective
du·​al | \ ˈdü(-ə)l also ˈdyü-əl \

Definition of dual 

(Entry 1 of 2)

1 of grammatical number : denoting reference to two a dual pronoun
2a : consisting of two parts or elements or having two like parts : double families with dual incomes held dual citizenship in France and the U.S. a dual function a dual exhaust system
b : having a double character or nature

dual

noun

Definition of dual (Entry 2 of 2)

linguistics
1 : the dual (see dual entry 1 sense 1) number of a language
2 : a linguistic form in the dual

Keep scrolling for more

Other Words from dual

Adjective

dually \ -​ə(l)-​lē \ adverb

Synonyms & Antonyms for dual

Synonyms: Adjective

binary, bipartite, double, double-barreled, double-edged, duplex, twin, twofold

Antonyms: Adjective

single

Visit the Thesaurus for More 

Examples of dual in a Sentence

Adjective

the dual purpose of the study She pursued dual careers in music and acting.

Recent Examples on the Web: Adjective

Like Nissan, Cadillac, and many other automakers, Toyota built a suite of driver aids that play the dual role of making driving safer and laying the groundwork for the self-driving car revolution to come. Andrew Moseman, Popular Mechanics, "The Road Trip Had to Get Worse Before It Could Get Better," 2 Jan. 2019 Peele has also amassed an impressive cast, all of whom play dual roles: their human selves and their creepy intruder selves. Jennifer Ouellette, Ars Technica, "All we want for Christmas is the first trailer for Jordan Peele’s Us," 25 Dec. 2018 Nor drinking, either: the 6.2-liter pushrod V8 is fitted with dual fuel systems to pump more gas into the cylinders in extremis. Dan Neil, WSJ, "2019 Corvette ZR1: The Last, and Best, of Its Kind," 28 Nov. 2018 Inside the front notch, LG has added a second camera, giving it a dual 8MP + 5MP system that brings portrait mode and wide-angle selfies. Michael Simon, PCWorld, "Meet the LG V40 ThinQ: More screen, more battery, and more cameras," 3 Oct. 2018 The rear camera is a dual 12-megapixel system, with a wide-angle lens with switchable apertures and a telephoto lens for zooming in closer on your subject or creating portrait blur effects. Dan Seifert, The Verge, "Samsung Galaxy Note 9 review: more, more, more," 17 Aug. 2018 Both Xiaomi and Meituan are listing with a dual-class share structure under a new rule in the city that was designed to attract tech companies. Hallie Detrick, Fortune, "China's 'Amazon of Services' Is About to Have Hong Kong's Latest Monster IPO," 25 June 2018 High schools will begin implementing a dual language system in the fall and the district’s annual career exploration expo in the fall is being restructured for eighth-grade students only. Rafael Guerrero, Elgin Courier-News, "U46 holding info sessions this week and next on its 'career academy' plan," 29 May 2018 Keegan instead uses mesquite, a hardwood tree that can grow throughout the dry Southwest due to its unique dual root system: a deep tap that draws subsurface moisture, and a sprawling lateral network that picks up slight rainfall. Francine Maroukian, Popular Mechanics, "Americans Are Making Great Single-Malt Whiskey Now," 19 May 2018

Recent Examples on the Web: Noun

Broadcasts: All duals will be shown live on WIAA.TV, a subscription service. Mark Stewart, Milwaukee Journal Sentinel, "WIAA state team wrestling preview," 1 Mar. 2018 After coming up short in the state duals, Riverdale has been getting ready for a state title run in the IBT. Brant Parsons, OrlandoSentinel.com, "Class 2A state tournament preview and predictions," 28 Feb. 2018 Walker, who was named the coach of the year last week by the NWCA, was honored after the Braves won two team state titles this season — the first duals title and the IBT title to end the season. Brant Parsons, OrlandoSentinel.com, "Joey Silva is Mr. Wrestling and Lake Gibson's Walker wins another award," 8 May 2018 The Owls went undefeated in their conference duals, and Saturday ran away with the title at the conference meet at Cedarburg despite the absence of three starters because of this or that. Mark Stewart, Milwaukee Journal Sentinel, "Short-handed Slinger wrestlers roll to North Shore title," 3 Feb. 2018 Alexander won its first duals and second traditional title in Class AAAAAA last year, and the Cougars are back on a championship pace in 2018. AJC.com, "Dynasties at stake in 2018 state duals," 14 Jan. 2018 Hale, which shared the regular-season duals title with Menomonee Falls and Germantown, settled for third as a team in the tourney standings, logging 185.5 points and just finishing shy of Menomonee Falls (199) and Germantown (192.5). Jr Radcliffe, Milwaukee Journal Sentinel, "West Allis Hale's Peyton Mocco caps off fourth consecutive Greater Metro title," 5 Feb. 2018 Glenelg has flirted with wrestling dominance, reaching the state duals finals in 2008 and 2010 before winning its only state title in 2011. Tim Schwartz, baltimoresun.com, "2017-18 All-Metro wrestling Coach of the Year: Matt Bichner, Glenelg," 9 Apr. 2018 Locust Grove, Ola and Cass are all looking to dethrone the Wolves, who won their second duals title last season. AJC.com, "Dynasties at stake in 2018 state duals," 14 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dual.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of dual

Adjective

1597, in the meaning defined at sense 1

Noun

1650, in the meaning defined at sense 1

History and Etymology for dual

Adjective and Noun

Latin dualis, from duo two — more at two

Keep scrolling for more

Learn More about dual

Dictionary Entries near dual

DTh

DTP

duad

dual

Duala

dual banking

dual carriageway

Statistics for dual

Last Updated

8 Jan 2019

Look-up Popularity

Time Traveler for dual

The first known use of dual was in 1597

See more words from the same year

Keep scrolling for more

More Definitions for dual

dual

adjective

English Language Learners Definition of dual

: having two different parts, uses, etc.

: having two of something

dual

adjective
du·​al | \ ˈdü-əl, ˈdyü-\

Kids Definition of dual

1 : having two different parts or aspects Trees have a dual function of providing beauty and shade.
2 : having two like parts The car has dual airbags.

Keep scrolling for more

More from Merriam-Webster on dual

Rhyming Dictionary: Words that rhyme with dual

Thesaurus: All synonyms and antonyms for dual

Spanish Central: Translation of dual

Nglish: Translation of dual for Spanish Speakers

Britannica English: Translation of dual for Arabic Speakers

Comments on dual

What made you want to look up dual? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a person who helps groups work together

Get Word of the Day daily email!

Test Your Vocabulary

Liar, Liar Quiz

  • alt-5761dbe2ba986
  • Someone who pretends to be sick in order to avoid work is a:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!