Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun agent

6 senses of agent

Sense 1
agent -- (an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents")
       => causal agent, cause, causal agency -- (any entity that produces an effect or is responsible for events or results)

Sense 2
agent -- (a representative who acts on behalf of other persons or organizations)
       => representative -- (a person who represents others)

Sense 3
agent -- (a substance that exerts some force or effect)
       => causal agent, cause, causal agency -- (any entity that produces an effect or is responsible for events or results)
       => substance -- (a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man")

Sense 4
agent, factor, broker -- (a businessman who buys or sells for another in exchange for a commission)
       => businessperson, bourgeois -- (a capitalist who engages in industrial commercial enterprise)

Sense 5
agent, federal agent -- (any agent or representative of a federal agency or bureau)
       => official, functionary -- (a worker who holds or is invested with an office)

Sense 6
agentive role, agent -- (the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause)
       => semantic role, participant role -- ((linguistics) the underlying relation that a constituent has with the main verb in a clause)