–adjective

1.	officially recognized as meeting the essential requirements, as of academic excellence: accredited schools.

2.	provided with official credentials, as by a government: an accredited diplomatic representative.

3.	accepted as authoritative: an accredited theory.

–adjective

1.	operating under the direct control of, or connected to, a main computer.

2.	connected by computer to one or more other computers or networks, as through a commercial electronic information service or the Internet.

3.	of or denoting a business that transmits electronic information over telecommunications lines: an on-line bookstore.

4.	available or operating on a computer or computer network: an on-line dictionary.

5.	by means of or using a computer: on-line shopping.

6.	Radio. (of a network) supplying affiliated stations with all or a substantial part of their programming.

7.	Television. of or pertaining to the final editing of a videotaped program.

8.	done or accomplished while in operation or active service: on-line maintenance.

9.	located on major routes or rail lines: on-line industries.

–adverb

10.	with or through a computer, esp. over a network.

–noun

1.	a direction or route taken or to be taken.

2.	the path, route, or channel along which anything moves: the course of a stream.

3.	advance or progression in a particular direction; forward or onward movement.

4.	the continuous passage or progress through time or a succession of stages: in the course of a year; in the course of the battle.

5.	the track, ground, water, etc., on which a race is run, sailed, etc.: One runner fell halfway around the course.

6.	a particular manner of proceeding: a course of action.

7.	a customary manner of procedure; regular or natural order of events: as a matter of course; the course of a disease.

8.	a mode of conduct; behavior.

9.	a systematized or prescribed series: a course of lectures; a course of medical treatments.

10.	a program of instruction, as in a college or university: a course in economics.

11.	a prescribed number of instruction periods or classes in a particular field of study.

12.	a part of a meal served at one time: The main course was roast chicken with mashed potatoes and peas.

13.	Navigation. a. the line along the earth's surface upon or over which a vessel, an aircraft, etc., proceeds: described by its bearing with relation to true or magnetic north. b. a point of the compass.

14.	Nautical. the lowermost sail on a fully square-rigged mast: designated by a special name, as foresail or mainsail, or by the designation of the mast itself, as fore course or main course.

15.	Building Trades. a continuous and usually horizontal range of bricks, shingles, etc., as in a wall or roof.

16.	one of the pairs of strings on an instrument of the lute family, tuned in unison or in octaves to increase the volume.

17.	the row of stitches going across from side to side in knitting and other needlework (opposed to wale ).

18.	Often, courses. the menses.

19.	a charge by knights in a tournament.

20.	a pursuit of game with dogs by sight rather than by scent.

21.	golf course.

22.

a race.

–verb (used with object)

23.	to run through or over.

24.	to chase; pursue.

25.	to hunt (game) with dogs by sight rather than by scent.

26.	to cause (dogs) to pursue game by sight rather than by scent.

27.	Masonry. to lay (bricks, stones, etc.) in courses.

–verb (used without object)

28.	to follow a course; direct one's course.

29.	to run, race, or move swiftly: The blood of ancient emperors courses through his veins.

30.	to take part in a hunt with hounds, a tilting match, etc.

—Idioms

31.	in due course, in the proper or natural order of events; eventually: They will get their comeuppance in due course.

32.	of course,
a.	certainly; definitely: Of course I'll come to the party.

b.	in the usual or natural order of things: Extra services are charged for, of course.