Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary
1

dual

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

Simple Definition of dual

  • : having two different parts, uses, etc.

  • : having two of something

Source: Merriam-Webster's Learner's Dictionary

Full Definition of dual

  1. 1 of grammatical number :  denoting reference to two

  2. 2 a :  consisting of two parts or elements or having two like parts :  double b :  having a double character or nature

dually

play \-ə(l)-lē\ adverb

Examples of dual in a sentence

  1. the dual purpose of the study

  2. She pursued dual careers in music and acting.



Origin and Etymology of dual

Latin dualis, from duo two — more at two


First Known Use: 1597


2

dual

noun du·al

Definition of dual

  1. 1 :  the dual number of a language

  2. 2 :  a linguistic form in the dual



1650

First Known Use of dual

1650


DUAL Defined for Kids

dual

play
adjective du·al \ˈdü-əl, ˈdyü-\

Definition of dual for Students

  1. 1 :  having two different parts or aspects <Trees have a dual function of providing beauty and shade.>

  2. 2 :  having two like parts <The car has dual airbags.>





Seen and Heard

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

to depart quickly

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

acommadate accommodate accomodate acommodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ