Compactness

[adjective kuh m-pakt, kom-, kom-pakt; verb kuh m-pakt; noun kom-pakt] /adjective kəmˈpækt, kɒm-, ˈkɒm pækt; verb kəmˈpækt; noun ˈkɒm pækt/

adjective
1.
joined or packed together; closely and firmly united; dense; solid:
compact soil.
2.
arranged within a relatively small space:
a compact shopping center; a compact kitchen.
3.
designed to be small in size and economical in operation.
4.
solidly or firmly built:
the compact body of a lightweight wrestler.
5.
expressed concisely; pithy; terse; not diffuse:
a compact review of the week’s news.
6.
composed or made (usually followed by of):
a book compact of form and content.
7.
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.
verb (used with object)
8.
to join or pack closely together; consolidate; condense.
9.
to make firm or stable.
10.
to form or make by close union or conjunction; make up or compose.
11.
Metallurgy. to compress (metallic or metallic and nonmetallic powders) in a die to be sintered.
12.
to crush into compact form for convenient disposal or for storage until disposal:
to compact rubbish.
noun
13.
a small case containing a mirror, face powder, a puff, and sometimes rouge.
14.
Also called compact car. an automobile that is smaller than an intermediate but larger than a and generally has a combined passenger and luggage volume of 100–110 cu. ft. (2.8–3.1 m 3).
15.
Metallurgy. (in powder metallurgy) an object to be sintered formed of metallic or of metallic and nonmetallic powders compressed in a die.
adjective (kəmˈpækt; ˈkɒmpækt)
1.
closely packed together; dense
2.
neatly fitted into a restricted space
3.
concise; brief
4.
well constructed; solid; firm
5.
(foll by of) composed or made up (of)
6.
denoting a tabloid-sized version of a newspaper that has traditionally been published in broadsheet form
7.
(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
8.
(US & Canadian) (of a car) small and economical
verb (transitive) (kəmˈpækt)
9.
to pack or join closely together; compress; condense
10.
(foll by of) to create or form by pressing together: sediment compacted of three types of clay
11.
(metallurgy) to compress (a metal powder) to form a stable product suitable for sintering
noun (ˈkɒmpækt)
12.
a small flat case containing a mirror, face powder, etc, designed to be carried in a woman’s handbag
13.
(US & Canadian) a comparatively small and economical car
14.
(metallurgy) a mass of metal prepared for sintering by cold-pressing a metal powder
15.
a tabloid-sized version of a newspaper that has traditionally been publis hed in broadsheet form
/ˈkɒmpækt/
noun
1.
an official contract or agreement
adj.

late 14c., from Middle French compact (14c.) or directly from Latin compactus “concentrated,” past participle of compingere “to fasten together, construct,” from com- “with, together” (see com-) + pangere “to fix, fasten” (see pact). Compact car is 1960. Compact disc is from 1979.
n.

“agreement,” 1590s, from Latin compactum “agreement,” noun use of neuter past participle of compacisci “come to agreement,” from com- “together” (see com-) + pacisci “to covenant, contract” (see pact).

“make-up case,” 1921, from compact (adj.), based on its containing compacted face powder.
v.

early 15c., from Latin compactus, past participle of compingere “to fasten together” (see compact (adj.)). Related: Compacted; compacting.