dual

1 of 2

adjective

du·​al ˈdü(-ə)l How to pronounce dual (audio)
 also  ˈdyü-əl
1
of grammatical number : denoting reference to two
a dual pronoun
2
a
: 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

2 of 2

noun

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

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
The rugged exterior is designed for the outdoors, featuring a wireless charging pad, dual flashlights, and a compass clip for added utility in the backcountry. Becca Blond, Travel + Leisure, 13 July 2025 However, this all changed in April 2025 when Tripadvisor bought back Liberty Media’s controlling position and consequently collapsed the dual class structure. Kenneth Squire, CNBC, 12 July 2025
Noun
Prior Lake is home to Lakeville South Feb. 6 in its final conference dual which will also end the regular season. Tom Schardin, Twin Cities, 7 Feb. 2025 There would be a pitching dual and battle for the remaining four innings between Canady and Oklahoma’s Sam Landry but in the seventh inning, when only three outs remained, Oklahoma would tie the game. Allison Smith, Forbes.com, 3 June 2025 See All Example Sentences for dual

Word History

Etymology

Adjective and Noun

Latin dualis, from duo two — more at two

First Known Use

Adjective

1597, in the meaning defined at sense 1

Noun

1650, in the meaning defined at sense 1

Time Traveler
The first known use of dual was in 1597

Browse Nearby Words

Cite this Entry

“Dual.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dual. Accessed 19 Jul. 2025.

Kids Definition

dual

adjective
du·​al
ˈd(y)ü-əl
1
: consisting of two parts or elements : having two parts alike
dual headphone jacks
2
: having a double character or nature
a dual function
dual citizenship
duality
d(y)ü-ˈal-ət-ē
noun
dually
ˈd(y)ü-ə-lē
adverb
Etymology

Adjective

from Latin dualis "dual," from duo "two" — related to deuce, double, dozen

More from Merriam-Webster on dual

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