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English definition of “compact”

compact

adjective uk   /kəmˈpækt/ us  
consisting of parts that are positioned together closely or in a tidy way, using very little space: compact soil/sand a compact camera/bag What a compact office! How did you fit so much into so little space?SmallExtremely small
compactly
adverb uk   /-li/ us  
SmallExtremely small
compactness
noun [U] uk   /-nəs/ us  
SmallExtremely small

compact

noun [C] uk   /ˈkɒm.pækt/ us    /ˈkɑːm-/

compact noun [C] (CASE)

a small, flat case that contains women's face powder: a powder compactMake-up and skin care

compact noun [C] (CAR)

US a small carCars

compact noun [C] (AGREEMENT)

formal a formal agreement between two or more people, organizations, or countries: [+ to infinitive] They made a compact not to reveal any details.Accepting and agreeingAccepting and agreeing reluctantlyApproving and approval

compact

verb [T] uk   /kəmˈpækt/ formal us  
to press something together in a tight and solid way: Cars had compacted the snow until it was like ice.Squeezing and grinding
(Definition of compact from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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