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

Repurposing icebreaker technology for remote areas The new reactor is roughly one-and-a-half times more compact than older Soviet designs, yet delivers significantly more power. — Aman Tripathi, Interesting Engineering, 25 Sep. 2026

Along with this portable lock, Amazon has plenty of compact safety devices worth packing for a little extra peace of mind. — Rosie Marder, Travel + Leisure, 24 Sep. 2026

Noun

The outdated structure of the compact doesn’t address these problems, forcing seven Western states to search for other ways to fill their reservoirs. — Jim Madaffer, Washington Post, 17 Aug. 2026

Alas, this compact between viewer and moviemaker is discarded in most contemporary comic book movies. — Peter Tonguette, The Washington Examiner, 15 Aug. 2026

Verb

The scientists then compacted this blended powder using spark plasma sintering, a rapid method that applies heat and pressure at the same time to fuse powders into a dense solid. — Aman Tripathi, Interesting Engineering, 20 Aug. 2026

Just as mortgages are compacted into tradable securities, the plan here is to package data center infrastructure into financial instruments that behave like bonds, complete with a secondary market and lower borrowing costs. — Morgan Chittum, CNBC, 14 Aug. 2026