"agent" | Definition and Related Words

agent

Noun

An active and efficient cause;
Capable of producing a certain effect (synset 109213796)
"their research uncovered new disease agents"

is a type of: causal agency, causal agent, cause - any entity that produces an effect or is responsible for events or results
subtypes:
- pressor, vasoconstrictive, vasoconstrictor - any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
- biohazard, biological agent - any bacterium or virus or toxin that could be used in biological warfare
- eliminator - an agent that eliminates something
- impairer - an agent that impairs
- infectious agent, infective agent - an agent capable of producing infection
- lethal agent - an agent capable of causing death
- motor - a nonspecific agent that imparts motion
- mutagen - any agent (physical or environmental) that can induce a genetic mutation or can increase the rate of mutation
- enlivener, invigorator, quickener - an agent that gives or restores life or vigor
- relaxer - any agent that produces relaxation
- represser, repressor - an agent that represses
- retardant, retardation, retardent - any agent that retards or delays or hinders
- satisfier - any agent capable of producing satisfaction
- shortener - any agent that shortens
- stressor - any agent that causes stress to an organism
- teratogen - any agent that interferes with normal embryonic development: alcohol or thalidomide or X-rays or rubella are examples
- transmitter, vector - any agent (person or animal or microorganism) that carries and transmits a disease
- weakener - that which weakens or causes a loss of strength
A representative who acts on behalf of other persons or organizations (synset 109796794)
is a type of: representative - a person who represents others
subtypes:
- business agent - an agent who handles business affairs for another; especially one who deals with employers
- literary agent - an agent who represents an author in dealings with publishers
- bailee - the agent to whom property involved in a bailment is delivered
- booker, booking agent - someone who engages a person or company for performances
- deputy, surrogate - a person appointed to represent or act on behalf of others
- employment agent - someone who runs an employment agency
- freight agent - an employee of a freight carrier who directs the receipt and delivery of goods
- government agent - a representative or official of a government or administrative department of a government
- handler - an agent who handles something or someone
- mill agent - the responsible official at a mill that is under absentee ownership
- next friend - (law) a person who acts on behalf of an infant or disabled person
- parliamentary agent - a person who is employed to look after the affairs of businesses that are affected by legislation of the British Parliament
- placeholder, procurator, proxy - a person authorized to act for another
- purchasing agent - an agent who purchases goods or services for another
- intelligence agent, intelligence officer, operative, secret agent - a person secretly employed in espionage for a government
- shipping agent - the agent of a shipowner
- shopper - a commercial agent who shops at the competitor's store in order to compare their prices and merchandise with those of the store that employs her
- special agent - someone whose authority is limited to the special undertaking they have been instructed to perform
- talent agent - an agent who represents performers
- general agent, universal agent - someone authorized to transact every kind of business for the principal
A substance that exerts some force or effect (synset 114802595)
is a type of:
- causal agency, causal agent, cause - any entity that produces an effect or is responsible for events or results
- substance - a particular kind or species of matter with uniform properties
subtypes:
- antiflatulent - any agent that reduces intestinal gas
- antifungal, antifungal agent, antimycotic, antimycotic agent, fungicide - any agent that destroys or prevents the growth of fungi
- antimicrobial, antimicrobic, disinfectant, germicide - an agent (as heat or radiation or a chemical) that destroys microorganisms that might carry disease
- drug - a substance that is used as a medicine or narcotic
- vermicide - an agent that kills worms (especially those in the intestines)
- alkaliser, alkalizer, antacid, antiacid, gastric antacid - an agent that counteracts or neutralizes acidity (especially in the stomach)
- bacteriostat - a chemical or biological material that inhibits bacterial growth
- blanching agent, bleach, bleaching agent, whitener - an agent that makes things white or colorless
- chemical agent - an agent that produces chemical reactions
- coagulant, coagulator - an agent that produces coagulation
- coolant - a fluid agent (gas or liquid) that produces cooling; especially one used to cool a system by transferring heat away from one part to another
- diluent, dilutant, thinner - a diluting agent
- emmenagogue - any agent that promotes menstrual discharge
- galactagogue - agent that induces milk secretion
- hypnagogue - an agent that induces drowsiness or sleep
- hypoglycaemic agent, hypoglycemic agent - any of various agents that decrease the level of glucose in the blood and are used in the treatment of diabetes mellitus
- inducer - an agent capable of activating specific genes
- lactifuge - any agent that reduces milk secretion (as given to a woman who is not breast feeding)
- lactogen - any agent that enhances milk production
- mitogen - an agent that triggers mitosis
- nerve agent, nerve gas - a toxic gas that is inhaled or absorbed through the skin and has harmful effects on the nervous and respiratory system
- precipitant - an agent that causes a precipitate to form
- solvating agent - an agent that converts something into a solvate
- viricide, virucide - an agent (physical or chemical) that inactivates or destroys viruses
A businessman who buys or sells for another in exchange for a commission (synset 109796453)
is a type of: bourgeois, businessperson - a capitalist who engages in industrial commercial enterprise
subtypes:
- auctioneer - an agent who conducts an auction
- general agent, insurance agent, insurance broker, underwriter - an agent who sells insurance
- investment banker, underwriter - a banker who deals chiefly in underwriting new securities
- estate agent, house agent, land agent, real estate agent, real estate broker - a person who is authorized to act as an agent for the sale of land
- ship broker - an agent for the ship owner; obtains cargo and may arrange for its loading or discharge
- stockbroker - an agent in the buying and selling of stocks and bonds
- syndic - one appointed to represent a city or university or corporation in business transactions
- travel agent - someone who sells or arranges trips or tours for customers
belongs to: brokerage, brokerage firm, securities firm - a stock broker's business; charges a fee to act as intermediary between buyer and seller

same as: broker, factor
Any agent or representative of a federal agency or bureau (synset 110393500)
is a type of: functionary, official - a worker who holds or is invested with an office
subtypes:
- indian agent - a representative of the federal government to American Indian tribes (especially on Indian reservations)
- fed, federal, federal official - any federal law-enforcement officer
- trustbuster - a federal agent who engages in trust busting
same as: federal agent
The semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause (synset 106343357)
is a type of: participant role, semantic role - (linguistics) the underlying relation that a constituent has with the main verb in a clause

same as: agentive role

agent

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