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Definition of 'dual'

Word Frequency

dual

(djuːəl , US duː- )

adjective [ADJECTIVE noun]

Dual means having two parts, functions, or aspects.

...his dual role as head of the party and head of state.

Rob may be entitled to dual nationality.

Synonyms: twofold, double, twin, matched More Synonyms of dual

COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers

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Word Frequency

dual in British English

(ˈdjuːəl )

adjective

1.

relating to or denoting two

2.

twofold; double

3.

(in the grammar of Old English, Ancient Greek, and certain other languages) denoting a form of a word indicating that exactly two referents are being referred to

4. mathematics, logic

(of structures or expressions) having the property that the interchange of certain pairs of terms, and usually the distribution of negation, yields equivalent structures or expressions

noun

5. grammar

a.

the dual number

b.

a dual form of a word

verbWord forms: duals, dualling or dualled

6. (transitive) British

to make (a road) into a dual carriageway

Collins English Dictionary. Copyright © HarperCollins Publishers

Derived forms

dually (ˈdually)

adverb

Word origin

C17: from Latin duālis concerning two, from duo two

Word Frequency

dual in American English

(ˈduəl ; ˈdjuəl )

adjective

1.

of two

2.

having or composed of two parts or kinds, like or unlike; double; twofold

a dual nature

noun Linguistics

3.

4.

a word having dual number

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Derived forms

duality (duˈality) (duˈæləti ; djuˈæləti )

noun

dually (ˈdually)

adverb

Word origin

L dualis < duo, two

Word Frequency

dual in American English

(ˈduːəl, ˈdjuː-)

adjective

1.

of, pertaining to, or noting two

2.

composed or consisting of two people, items, parts, etc., together; twofold; double

dual ownership

dual controls on a plane

3.

having a twofold, or double, character or nature

4. Grammar

being or pertaining to a member of the category of number, as in Old English, Old Russian, or Arabic, that denotes two of the things in question

noun Grammar

5.

the dual number

6.

a form in the dual, as Old English git “you two,” as contrasted with ge “you” referring to three or more

Most material © 2005, 1997, 1991 by Penguin Random House LLC. Modified entries © 2019 by Penguin Random House LLC and HarperCollins Publishers Ltd

Derived forms

dually

adverb

Word origin

[1535–45; ‹ L duālis containing two, relating to a pair, equiv. to du(o) two + -ālis -al1]

Examples of 'dual' in a sentence
dual

These examples have been automatically selected and may contain sensitive content.Read more…

The tunnel would be a dual carriageway.Dual fuel bills could go up 100 a year.The dual role can also be used to reduce the player's tax bill.TWO men fed up with roadworks reopened a dual carriageway - by removing 50 cones.Such a gift would have a dual purpose.Reader also maintains a dual financial identity to cover respective household bills.There is an increasing recognition of the need to be proactive with regard to dual nationality.Being dual purpose keeps us going all year round.At the same time her political activism forged a dual public identity.Poland allows people to hold dual nationality.

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COBUILD Collocations
dual

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dual

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In other languages
dual

British English: dual ADJECTIVE /ˈdjuːəl/

Dual means having two parts, functions, or aspects.

...his dual role as head of the party and head of state.

American English: dual /ˈduəl/
Brazilian Portuguese: duplo
Chinese: 双重的
European Spanish: doble
French: double
German: doppelt
Italian: doppio
Japanese: 二重の
Korean: 이중의
European Portuguese: duplo
Latin American Spanish: doble
Thai: ที่เป็นคู่, ที่มีสองส่วน

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Nearby words of
dual

Related terms of
dual

Source

Definition of dual from theCollins English Dictionary

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Quick word challenge

Quiz Review

Question: 1

-

Score: 0 / 5

bare or bear?

Which version is correct?

His fridge was bare apart from a tomato. His fridge was bear apart from a tomato.

pair or pear?

Drag the correct answer into the box.

pear

pair

For dessert we had poached .

sole or soul?

Which version is correct?

He was a huge fan of sole music. He was a huge fan of soul music.

main or mane?

Which version is correct?

The horse's main can be washed at the same time as his body. The horse's mane can be washed at the same time as his body.

flour or flower?

Which version is correct?

Fiona picked a beautiful red flour for the display. Fiona picked a beautiful red flower for the display.

Your score:

Feb 18, 2021

Word of the day

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Silver is a valuable pale-grey metal that is used for making jewellery and ornaments .

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Scrabble score
for 'dual':
5

Quick word challenge

Quiz Review

Question: 1

-

Score: 0 / 5

yoke or yolk?

Which version is correct?

The oxen were harnessed together by a yoke. The oxen were harnessed together by a yolk.

broach or brooch?

Drag the correct answer into the box.

broach

brooch

It was difficult to the subject with him.

hole or whole?

Which version is correct?

The hole of my body was in pain. The whole of my body was in pain.

blew or blue?

Drag the correct answer into the box.

blue

blew

She fixed her pale eyes on her father's.

rang or rung?

Drag the correct answer into the box.

rang

rung

He me at my mother's.

Your score:

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