artificial intelligence

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The ability of a computer or other machine to perform those activities that are normally thought to require intelligence.
• noun The branch of computer science concerned with the development of machines having this ability.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Intelligence exhibited by an artificial (non-natural, man-made) entity.
• noun artificial intelligence The branch of computer science dealing with the reproduction or mimicking of human-level intelligence, self-awareness, knowledge, conscience, thought in computer programs.
• noun The essential quality of a machine which thinks in a manner similar to or on the same general level as a real human being.
• noun computing a computer system or software package which is artificially intelligent

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the branch of computer science that deal with writing computer programs that can solve problems creatively