Skip to content
WORDS, MADE CLEAR.
Your everyday English companion

English dictionary

compact Meaning & Definition

kəm-ˈpakt

What Does Compact Mean?

As an adjective, compact means predominantly formed or filled. It can also mean having a dense structure or parts or units closely packed or joined. As a verb, it means to make up by connecting or combining. As a noun, it means something that is compact or compacted.

Word Facts for Compact

Part of speechadjective, verb, noun
Pronunciation/kəm-ˈpakt/
Syllables2
Synonymsheavy, succinct and concise
Antonymsloose, flabby and soft
Pluralcompacts
Comparative / superlativemore compact, most compact
Verb formscompacts, compacting, compacted
Adverbcompactly

Compact Definition (Adjective)

  1. predominantly formed or filled : composed:1, made

    The story is compact of touching reminiscences.

  2. having a dense structure or parts or units closely packed or joined

    a compact woolen / compact bone

  3. not diffuse or verbose

    a compact statement

  4. occupying a small volume by reason of efficient use of space

    a compact camera / a compact formation of troops

  5. short-bodied, solid, and without excess flesh

    He had a small, compact body that looked full of life.

  6. being a topological space and especially a metric space with the property that for any collection of open sets which contains it there is a subset of the collection with a finite number of elements which also contains it

Compact as a Verb

  1. to make up by connecting or combining : compose
  2. to knit or draw together : combine
  3. to press together : compress
  4. to become compacted

Compact as a Noun

  1. something that is compact or compacted
  2. a small cosmetic case (as for compressed powder)
  3. an automobile smaller than an intermediate but larger than a subcompact

Noun

  1. an agreement or covenant between two or more parties

Synonyms of Compact

Compact synonyms and antonyms →

Antonyms of Compact

Compact in a Sentence

a compact laptop computer

A set S of real numbers is called compact if every sequence in S has a subsequence that converges to an element again contained in S.

a compact discourse

The story is compact of touching reminiscences.

a compact woolen

compact bone

a compact statement

a compact camera

a compact formation of troops

He had a small, compact body that looked full of life.

a mattress with a compact foam core

compact soil that should provide good support for the plant

compact prose without a single wasted word

a five-nation compact to control drug traffic

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

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

compact the snow into a tight ball for throwing

a compact woolen / compact bone

a compact camera / a compact formation of troops

Word Forms & Grammar

com·pact·ly adverb

com·pact·ness noun

compact

compacter

compactest

compactly

compactness

compactnesses

com·pact·ed

com·pact·ing

com·pacts

com·pact·ible adjective

com·pac·tor noun

compacted

compacters

compactible

compacting

compactor

compactors

compacts

compact (plural compacts)

compact (third-person singular simple present compacts, present participle compacting, simple past and past participle compacted)

compact (not comparable)

compact (comparative more compact or compacter, superlative most compact or compactest)

Words That Rhyme With Compact

Origin of Compact

Origin 1: Middle English, firmly put together, from Latin compactus, from past participle of compingere to put together, from com- + pangere to fasten pact

Origin 2: see compact:1

Origin 3: Latin compactum, from neuter of compactus, past participle of compacisci to make an agreement, from com- + pacisci to contract pact

Origin 4: Borrowed from Latin compactum (“agreement”).

Origin 5: From Middle French compact, from Latin compāctus, perfect passive participle of compingō (“join together”), from com- (“together”) + pangō (“fasten”), from Proto-Indo-European *peh₂ǵ- (“to attach, fix, fasten”).

First Known Use

14th century

15th centuryt

1600

1555

Pronouncing Compact

Compact is pronounced /kəm-ˈpakt/ and has 2 syllables, with the main stress on the second syllable (pakt).

Questions People Ask About Compact

Is compact an adjective or a verb?

Compact is mainly used as an adjective, but it can also be used as a verb and a noun.

What is another word for compact?

Close synonyms of compact are heavy, succinct and concise. See the full list of compact synonyms and antonyms.

What is the opposite of compact?

The opposite of compact can be expressed with words like loose, flabby, soft and spongy.

What is the plural of compact?

The plural of compact is compacts.

What is the past tense of compact?

The past tense of compact is compacted. The present participle is compacting.

More About Compact On Meaning Stash

More Words Starting With “Comp”

Trending On Meaning Stash This Week

Merriam-WebsterReference content from Merriam-Webster’s Collegiate® Dictionary and Collegiate® Thesaurus © Merriam-Webster Inc.Data credits & licensing