Agent vs. Attorney

One who exerts power, or has the power to act

One who acts for, or in the place of, another (the principal), by authority from him/her; someone entrusted to do the business of another

A person who looks for work for another person

Someone who works for an intelligence agency

An active power or cause or substance; something which has the power to produce an effect

(computing) 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.

(grammar) 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".

Acting; - opposed to patient, or sustaining, action.

One who exerts power, or has the power to act; an actor.

Example: ‘Heaven made us agents, free to good or ill.’;

One who acts for, or in the place of, another, by authority from him; one intrusted with the business of another; a substitute; a deputy; a factor.

An active power or cause; that which has the power to produce an effect, such as a physical, chemical, or medicinal agent; as, heat is a powerful agent.

a chemical substance having biological effects; a drug.

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

Example: ‘their research uncovered new disease agents’;

a substance that exerts some force or effect

a representative who acts on behalf of other persons or organizations

a businessman who buys or sells for another in exchange for a commission

any agent or representative of a federal agency or bureau

the semantic role of the animate entity that instigates or causes the hapening denoted by the verb in the clause

a person who acts on behalf of another person or group

Example: ‘in the event of illness, a durable power of attorney enabled her nephew to act as her agent’;

a person who manages business, financial, or contractual matters for an actor, performer, writer, etc.

Example: ‘his agent was able to negotiate a long-term contract’;

a person or company that provides a particular service, typically one that involves organizing transactions between two other parties

Example: ‘speak to your letting agent about refurbishing the property’;

a person who works secretly to obtain information for a government or other official body

Example: ‘a trained intelligence agent’;

a person or thing that takes an active role or produces a specified effect

Example: ‘universities are usually liberal communities that often view themselves as agents of social change’;

a substance that brings about a chemical or physical effect or causes a chemical reaction

Example: ‘there is an urgent need for new antimicrobial agents to combat infections’; ‘the bleaching agent used is hydrogen peroxide’;

the doer of an action, typically expressed as the subject of an active verb or in a by phrase with a passive verb.

an independently operating Internet program, typically one that performs background tasks such as information retrieval or processing on behalf of a user or other program.

(US) A lawyer; one who advises or represents others in legal matters as a profession.

(UK 19th century and earlier) One such who practised in the courts of the common law (cf solicitor, proctor).

A solicitor.

An agent or representative authorized to act on someone else's behalf.

(Philippines) A title given to lawyers and notaries public, or those holders by profession who also do other jobs. Usually capitalized or abbreviated as Atty.

A substitute; a proxy; an agent.

Example: ‘And will have no attorney but myself.’;

One who is legally appointed by another to transact any business for him; an attorney in fact.

To perform by proxy; to employ as a proxy.

a professional person authorized to practice law; conducts lawsuits or gives legal advice