p. p. & a. [ L. compactus, p. p. of compingere to join or unite; com- + pangere to fasten, fix: cf. F. compacte. See Pact. ] 1. Joined or held together; leagued; confederated. [ Obs. ] “Compact with her that's gone.” Shak. [ 1913 Webster ]

A pipe of seven reeds, compact with wax together. Peacham. [ 1913 Webster ]

2. Composed or made; -- with of. [ Poetic ] [ 1913 Webster ]

A wandering fire,
Compact of unctuous vapor. Milton. [ 1913 Webster ]

3. Closely or firmly united, as the particles of solid bodies; firm; close; solid; dense. [ 1913 Webster ]

Glass, crystal, gems, and other compact bodies. Sir I. Newton. [ 1913 Webster ]

4. Brief; close; pithy; not diffuse; not verbose; as, a compact discourse.

Syn. -- Firm; close; solid; dense; pithy; sententious. [ 1913 Webster ]

n. [ L. compactum, fr. compacisci, p. p. compactus, to make an agreement with; com- + pacisci to make an agreement. See Pact. ] An agreement between parties; a covenant or contract. [ 1913 Webster ]

The law of nations depends on mutual compacts, treaties, leagues, etc. Blackstone. [ 1913 Webster ]

Wedlock is described as the indissoluble compact. Macaulay. [ 1913 Webster ]

The federal constitution has been styled a compact between the States by which it was ratified. Wharton.

Syn. -- See Covenant. [ 1913 Webster ]

v. t. [ imp. & p. p. Compacted; p. pr. & vb. n. Compacting. ] 1. To thrust, drive, or press closely together; to join firmly; to consolidate; to make close; -- as the parts which compose a body. [ 1913 Webster ]

Now the bright sun compacts the precious stone. Blackstone. [ 1913 Webster ]

2. To unite or connect firmly, as in a system. [ 1913 Webster ]

The whole body fitly joined together and compacted by that which every joint supplieth. Eph. iv. 16. [ 1913 Webster ]

n. a disk-shaped optical data storage medium approximately 4-3/4 in. in diameter, which stores binary data as microscopic nonreflective holes or pits in an otherwise reflective surface, and is recorded and played back by rotation in an electronic device containing a laser. It is often referred to by its abbreviation CD. It is a type of optical data storage medium. Compact disks are used for recordings of music as well as of data for computer applications.
Syn. -- CD. [ WordNet 1.5 +PJC ]

n. an electronic device containing a laser, used to read or play back the data on a compact disk. The term is usually used for the type of device used to play music recordings. That used for data storgage n coputer applications is usually called a CD drive. Called also CD player and informally, CD.
Syn. -- CD player. [ PJC ]

a. Compact; pressed close; concentrated; firmly united. [ 1913 Webster ]

adv. In a compact manner. [ 1913 Webster ]

n. A state of being compact. [ 1913 Webster ]

n. One who makes a compact. [ 1913 Webster ]

a. That may be compacted. [ 1913 Webster ]