- 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.
- Also bicompact. Mathematics. (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.
- Metallurgy. 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.
- Also called compact car. 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).
- Metallurgy. (in powder metallurgy) an object to be sintered formed of metallic or of metallic and nonmetallic powders compressed in a die.
Origin of compact1
SynonymsSee more synonyms for compact on Thesaurus.com
Examples from the Web for compactly
They were all small and compactly built; but Arethusa had got her height from her father.The Heart of Arethusa
Francis Barton Fox
What pure English words could have rendered these things as compactly and graphically?Robert Burns
He was himself well and compactly made, and strong of his age.Ben, the Luggage Boy;
Its difference from other books is that it deals with all of its subjects so compactly.The Greatest English Classic
Cleland Boyd McAfee
"It is just what Julian needs," she said compactly as she folded and sealed and stamped it.Aunt Jane
- closely packed together; dense
- neatly fitted into a restricted space
- concise; brief
- well constructed; solid; firm
- (foll by of) composed or made up (of)
- denoting a tabloid-sized version of a newspaper that has traditionally been published in broadsheet form
- logic (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
- US and Canadian (of a car) small and economical
- to pack or join closely together; compress; condense
- (foll by of) to create or form by pressing togethersediment compacted of three types of clay
- metallurgy 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
- US and Canadian a comparatively small and economical car
- metallurgy 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
Word Origin and History for compactly
early 15c., from Latin compactus, past participle of compingere "to fasten together" (see compact (adj.)). Related: Compacted; compacting.
"make-up case," 1921, from compact (adj.), based on its containing compacted face powder.