- joined or packed together; closely and firmly united; dense; solid: compact soil.
- arranged within a relatively small space: a compact shopping center;a compact kitchen.
- designed to be small in size and economical in operation.
- solidly or firmly built: the compact body of a lightweight wrestler.
- expressed concisely; pithy; terse; not diffuse: a compact review of the week's news.
- composed or made (usually followed by of): a book compact of form and content.
- (of a set) having the property that in any collection of open sets whose union contains the given set there exists a finite number of open sets whose union contains the given set; having the property that every open cover has a finite subcover.
- to join or pack closely together; consolidate; condense.
- to make firm or stable.
- to form or make by close union or conjunction; make up or compose.
- to compress (metallic or metallic and nonmetallic powders) in a die to be sintered.
- to crush into compact form for convenient disposal or for storage until disposal: to compact rubbish.
- a small case containing a mirror, face powder, a puff, and sometimes rouge.
- an automobile that is smaller than an intermediate but larger than a subcompact and generally has a combined passenger and luggage volume of 100–110 cu. ft. (2.8–3.1 m3).
- (in powder metallurgy) an object to be sintered formed of metallic or of metallic and nonmetallic powders compressed in a die.
- a formal agreement between two or more parties, states, etc.; contract: the proposed economic compact between Germany and France.
- closely packed together; dense
- neatly fitted into a restricted space
- concise; brief
- well constructed; solid; firm
- composed or made up (of)
- denoting a tabloid-sized version of a newspaper that has traditionally been published in broadsheet form
- (of a relation) having the property that for any pair of elements such that a is related to b, there is some element c such that a is related to c and c to b, as less than on the rational numbers
- (of a car) small and economical
- to pack or join closely together; compress; condense
- to create or form by pressing together
- to compress (a metal powder) to form a stable product suitable for sintering
- a small flat case containing a mirror, face powder, etc, designed to be carried in a woman's handbag
- a comparatively small and economical car
- a mass of metal prepared for sintering by cold-pressing a metal powder
- a tabloid-sized version of a newspaper that has traditionally been publis hed in broadsheet form
- an official contract or agreement
