Synonyms of compact

compact 1 of 3

adjective

kəm-ˈpakt 

1

as in hard

having a consistency that does not easily yield to pressure

a mattress with a compact foam core

Synonyms & Similar Words

• hard
• solid
• compressed
• stiff
• rigid
• thick
• dense
• heavy
• compacted
• sturdy
• firm
• unyielding
• stiffened
• condensed
• hardened
• indurated
• thickset
• tempered
• inelastic
• inflexible
• substantial
• close
• unbending
• adamantine
• impermeable
• case-hardened
• ramrod
• impenetrable
• nonporous
• rocklike

Antonyms & Near Antonyms

• soft
• thin
• flexible
• loose
• spongy
• flabby
• scattered
• elastic
• malleable
• pliable
• light
• pliant
• supple
• floppy
• squishy
• limp
• squashy
• slack
• flaccid
• airy
• porous
• permeable
• lank
• bendable
• droopy
• ultrasoft

2

as in packed

having little space between items or parts

compact soil that should provide good support for the plant

Synonyms & Similar Words

• packed
• dense
• crowded
• tight
• thick
• close
• serried
• jammed
• jam-packed
• compacted
• solid
• overcrowded
• compressed
• condensed
• squeezed
• crammed
• pressed
• airtight
• crushed
• massed
• congested
• snug
• hard
• impermeable
• wall-to-wall
• firm
• impervious
• impenetrable

Antonyms & Near Antonyms

• loose
• open
• airy
• spacious
• roomy
• commodious
• uncrowded

3

as in concise

marked by the use of few words to convey much information or meaning

compact prose without a single wasted word

Synonyms & Similar Words

• concise
• brief
• summary
• succinct
• short
• pithy
• terse
• compendious
• epigrammatic
• aphoristic
• capsule
• crisp
• laconic
• blunt
• telegraphic
• monosyllabic
• curt
• elliptical
• condensed
• sententious
• thumbnail
• apothegmatic
• abrupt
• abbreviated
• shortened
• meaningful
• substantial
• brusque
• abridged
• meaty
• curtailed
• significant
• well-turned
• snippy
• snippety

Antonyms & Near Antonyms

• diffuse
• redundant
• wordy
• prolix
• verbose
• windy
• circuitous
• enlarged
• rambling
• repetitious
• tautological
• expanded
• circumlocutory
• exaggerated
• long-winded
• supplemented
• inflated
• tautologous
• pleonastic
• embroidered
• embellished

compact

2 of 3

noun

ˈkäm-ˌpakt 

1

as in treaty

a formal agreement between two or more nations or peoples

a five-nation compact to control drug traffic

Synonyms & Similar Words

• treaty
• pact
• convention
• accord
• alliance
• covenant
• settlement
• deal
• contract
• bargain
• understanding
• entente cordiale
• charter
• concord
• entente
• bond
• projet

2

as in agreement

an arrangement about action to be taken

the two made a compact never to artificially prolong the other's life in the event of incapacitating illness or injury

Synonyms & Similar Words

• agreement
• pact
• convention
• settlement
• understanding
• promise
• contract
• bargain
• deal
• covenant
• treaty
• disposition
• accord
• binder
• pledge
• association
• partnership
• charter
• alliance
• approval
• entente cordiale
• acceptance
• consent
• assent
• league
• entente
• concurrence
• OK

compact

3 of 3

verb

1

as in to consolidate

to bring (something) to a central point or under a single control

the media giant decided to compact all of its far-flung operations onto a single site

Synonyms & Similar Words

• consolidate
• concentrate
• integrate
• merge
• combine
• unite
• centralize
• unify
• center
• concenter
• reduce
• incorporate
• coordinate
• blend
• harmonize
• orchestrate
• coalesce
• assemble
• fuse
• join
• link
• reunite
• collect
• conjoin
• colligate
• gather
• reunify

Antonyms & Near Antonyms

• spread (out)
• decentralize
• separate
• deconcentrate
• segregate

2

as in to compress

to reduce in size or volume by or as if by pressing parts or members together

compact the snow into a tight ball for throwing

Synonyms & Similar Words

• compress
• condense
• squeeze
• pack
• narrow (down)
• consolidate
• capsule
• telescope
• simplify
• constringe
• contract
• collapse
• cram
• constrict
• capsulize
• downsize
• boil down
• jam
• shorten
• streamline
• curtail
• shrink
• jam-pack
• abridge
• abbreviate
• concentrate
• decrease
• crowd
• diminish
• lessen

Antonyms & Near Antonyms

• open
• expand
• outspread
• decompress
• disperse
• scatter
• dilate
• dissipate
• outstretch
• swell
• inflate
• distend

Example Sentences

Recent Examples of compact

Adjective

The result is something between a playable single and a compact piece of fan merch. — New Atlas, 6 Aug. 2026

Despite its compact footprint, the clock delivers timing stability of 50 femtoseconds at one second and can maintain nanosecond-level accuracy over a 10-day holdover period. — Aamir Khollam, Interesting Engineering, 6 Aug. 2026

Noun

That compact was adopted in 1943 by Colorado, the headwaters of the Republican and several tributaries, and Nebraska and Kansas, the two down-river states. — Allen Best, Denver Post, 14 June 2026

Under a compact of free association, the Inuit state would retain complete domestic sovereignty, cultural autonomy, and control over its natural resources. — Barry Scott Zellen, Hartford Courant, 12 June 2026

Verb

This happens because the landscape fabric traps moisture just under its surface, while the soil below becomes compacted and void of life. — Leanne Potts, Better Homes & Gardens, 19 July 2026

If the soil is severely compacted, repot the plant in fresh soil and add in perlite to improve drainage. — Karen Brewer Grossman, Southern Living, 12 July 2026