matched

dual

ˈdjuːəl

adjective

consisting of two parts, elements, or aspects.

their dual role at work and home

double,twofold,binary,duplicate,duplex,twin,matched,matching,paired,in pairs,coupled,binate

noun

a dual form of a word.

verb

convert (a road) into a dual carriageway.

though there are no plans to dual the road, a public consultation on the A64 is set to start before the end of the year

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double

ˈdʌb(ə)l

adjective

consisting of two equal, identical, or similar parts or things.

double doors

dual,duplex,twin,binary,duplicate,matched,matching,paired,in pairs,complementary,coupled,twofold,binate

predeterminer

twice as much or as many.

the jail now houses almost double the number of prisoners it was designed for

adverb

at or to twice the amount or extent.

you have to be careful, and this counts double for older people

twice,twice over,twice the amount,doubly

noun

a thing which is twice as large as usual or is made up of two standard units or things.

join the two sleeping bags together to make a double

pronoun

a number or amount which is twice as large as a contrasting or usual number or amount.

he paid double and had a room all to himself

verb

become twice as much or as many.

profits doubled in one year

multiply by two,increase twofold,enlarge,magnify,repeat

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binary

/ˈbaɪnəri/
/ˈbaɪˌnəri/

noun

The binary system: binary notation.

the device is counting in binary

adjective

Relating to, composed of, or involving two things.

testing the so-called binary, or dual-chemical, weapons

dual,duplex,twin,binary,duplicate,matched,matching,paired,in pairs,complementary,coupled,twofold

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binaries

/ˈbʌɪnəri/

noun

The binary system of notation.

the device is counting in binary

adjective

Relating to, composed of, or involving two things.

By detecting how far apart the partners are and how rapidly they orbit each other, scientists can determine the mass, volume, and composition of the binary asteroids.

dual,duplex,twin,binary,duplicate,matched,matching,paired,in pairs,complementary,coupled,twofold

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