AGENT

Agent

In linguistics, a grammatical agent is the cause or initiator of an event. Agent may also be the name of the thematic role . The word comes from the present participle agens, agentis of the Latin verb agere, to "do" or "make".

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agent

Noun

  1. One who exerts power, or has the power to act; an actor.
  2. One who acts for, or in the place of, another (the principal), by authority from him; one intrusted with the business of another; a substitute; a deputy; a factor.
  3. An active power or cause; that which has the power to produce an effect; as, a physical, chemical, or medicinal agent; as, heat is a powerful agent.
  4. In the client-server model, the part of the system that performs information preparation and exchange on behalf of a client or server. Especially in the phrase “intelligent agent” it implies some kind of autonomous process which can communicate with other agents to perform some collective task on behalf of one or more humans.
  5. The participant of a situation that carries out the action in this situation, e.g. "the boy" in the sentences "The boy kicked the ball" and "The ball was kicked by the boy".


The above text is a snippet from Wiktionary: agent
and as such is available under the Creative Commons Attribution/Share-Alike License.

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