English dictionary

agent

/'/eI//dZ//@/nt/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

adjective

Acting; -- opposed to <i>patient</i>, or sustaining, action.

adjective

Source: webster1913

an active and efficient cause; capable of producing a certain effect

noun.object

Examples
Their research uncovered new disease agents.

Source: WordNet 3.0
a representative who acts on behalf of other persons or organizations

noun.person

Source: WordNet 3.0
a substance that exerts some force or effect

noun.substance

Source: WordNet 3.0
a businessman who buys or sells for another in exchange for a commission

noun.person

Synonyms broker factor

Source: WordNet 3.0
any agent or representative of a federal agency or bureau

noun.person

Synonyms federal agent

Source: WordNet 3.0
the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause

noun.communication

Synonyms agentive role

Source: WordNet 3.0
One who exerts power, or has the power to act; an actor.

noun

Source: webster1913