English Thesaurus

Synonyms of 'expand'

(verb) 
Definition
to make or become greater in extent, size, or scope
Water expands as it freezes.
Synonyms
get bigger
,
increase
The population continues to increase.
,
grow
An inoperable tumour was growing in his brain.
, ,
swell
The limbs swell to an enormous size.
,
widen
The river widens considerably as it begins to turn east.
,
blow up
,
wax
Portugal and Spain had vast empires which waxed and waned.
, ,
enlarge
The glands in the neck may enlarge.
, ,
inflate
He jumped into the sea and inflated the liferaft.
, ,
fill out
, ,
fatten
The creature continued to grow and fatten.
,
dilate
The pupils dilate to let in more light.
,
become bigger
,
puff up
,
become larger
,
distend
The large intestine distends and fills with gas.
Opposites
(verb) 
Definition
to make or become greater in extent, size, or scope
We can expand the size of the image.
Synonyms
make bigger
,
increase
The company has increased the price of its cars.
,
develop
They allowed me to develop their original idea.
,
extend
They have added three new products to extend their range.
,
widen
He had an operation to widen an artery in his heart.
,
blow up
The scandal blew up into a major political furore.
,
heighten
The move has heightened tension in the state.
,
enlarge
plans to enlarge the park into a 30,000 all-seater stadium
,
multiply
Her new job has multiplied the demands on her time.
,
broaden
We must broaden our appeal.
,
inflate
Even his war record was fraudulently inflated.
, ,
fill out
,
lengthen
The runway had to be lengthened.
,
magnify
The telescope magnifies images over 11 times.
,
amplify
The music was amplified with microphones.
,
augment
She was searching for a way to augment her income.
, ,
make larger
, , ,
Opposites
(verb) 
Definition
to spread out
The flowers fully expand at night.
Synonyms
spread (out)
,
open (out)
,
stretch (out)
,
unfold
He quickly unfolded the blankets and spread them on the mattress.
, , ,
unfurl
two weeks later when the leaves unfurl
,
unroll
,

phrasal verb

See expand on something

Additional synonyms

in the sense of amplify
Definition
to increase the size, extent, or effect of
The music was amplified with microphones.
in the sense of augment
Definition
to make or become greater in number or strength
She was searching for a way to augment her income.
in the sense of blow up
Definition
to come into existence with sudden force
The scandal blew up into a major political furore.
Synonyms
flare up,
boil over

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English Translation of "expand"
English Translation of "expand"
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Video: pronunciation of 'expand'

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Thesaurus for expand from the Collins English Thesaurus
Life on the edge
The desire to push the boundaries has been a motivator in many a daring expedition, testing the human spirit and physical abilities to the utmost. Indulge your adventurous spirit by exploring some associated ‘extreme’ vocabulary. Will you have the survival skills to master our quiz?
Read more
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