intercept

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To stop, deflect, or interrupt the progress or intended course of: intercepted me with a message as I was leaving.
2. v. Sports To gain possession of (an opponent's pass), as in football or basketball.
3. v. Sports To gain possession of a pass made by (an opponent), especially in football.
4. v. Mathematics To include or bound (a part of a space or curve) between two points or lines.
5. v. Archaic To prevent.
6. v. Obsolete To cut off from access or communication.
7. n. Mathematics The coordinate of a point at which a line, curve, or surface intersects a coordinate axis.
8. n. The interception of a missile by another missile or an aircraft by another aircraft.
9. n. Interception of a radio transmission.
10. n. An interceptor.

Century Dictionary and Cyclopedia

1. To take or seize by the way; interrupt the passage or the course of; bring to a halt or a stop: as, to intercept a letter or a messenger; to intercept rays of light.
2. To interrupt connection with or relation to; cut or shut off by interposition or interference; obstruct: as, to intercept one's view or outlook.
3. To interrupt; break off; put an end to.
4. In mathematics, to hold, include, or comprehend.
5. n. That which is intercepted; specifically, in geometry, the part of a line lying between the two points at which it is intersected by two other lines, by a curve, by two planes, or by a surface.

Wiktionary

1. n. An interception of a radio broadcast or a telephone call.
2. n. An interception of a missile.
3. n. algebraic geometry The coordinate of the point at which a curve intersects an axis.
4. v. transitive To stop, deflect or divert (something in progress or motion).
5. v. transitive, sports To gain possession of (the ball) in a ball game.

GNU Webster's 1913

1. v. To take or seize by the way, or before arrival at the destined place; to cause to stop on the passage
2. v. To obstruct or interrupt the progress of; to stop; to hinder or oppose.
3. v. To interrupt communication with, or progress toward; to cut off, as the destination; to blockade.
4. v. (Math.) To include between.
5. v. To overhear or view (a communication or message intended for another), without hindering its passage.
6. v. (Sports) To catch and take possession of (a ball passed between members of an opposing team).
7. n. (Math.) A part cut off or intercepted, as a portion of a line included between two points, or cut off two straight lines or curves.

WordNet 3.0

1. v. tap a telephone or telegraph wire to get information
2. v. seize on its way
3. n. the point at which a line intersects a coordinate axis