Agent and Implement

noun

• An active and efficient cause; capable of producing a certain effect.
  • usage: "their research uncovered new disease agents"
• A representative who acts on behalf of other persons or organizations.
• A substance that exerts some force or effect.
• A businessman who buys or sells for another in exchange for a commission.
  • synonyms: factor, broker
• Any agent or representative of a federal agency or bureau.
  • synonyms: federal agent
• The semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause.
  • synonyms: agentive role

• (n.) 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.
• (n.) One who exerts power or has the power to act; an actor.
• (n.) 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.
• (a.) Acting; -- opposed to patient or sustaining, action.

Agent is a person or institution that handles business and financial transactions between two other people, or between a person and an institution, is described as an agent. The person or institution that authorizes the action is the principal. For example, a brokerage firm employee who acts on your order to buy or sell stock is your agent in that trade, and you are the principal. Agents, particularly those working for brokerage firms, may also be referred to as financial consultants, account executives, registered representatives, or investment executives.

(DoD) In intelligence usage, one who is authorized or instructed to obtain or to assist in obtaining information for intelligence or counterintelligence purposes.

noun

• Instrumentation (a piece of equipment or tool) used to effect an end.

verb

• Apply in a manner consistent with its purpose or design.
  • usage: "implement a procedure"
• Ensure observance of laws and rules.
  • usage: "Apply the rules to everyone";
  • synonyms: enforce, apply
• Pursue to a conclusion or bring to a successful issue.
  • usage: "Did he go through with the treatment"; "He implemented a new economic plan"; "She followed up his recommendations with a written proposal"
  • synonyms: follow through, follow up, follow out, carry out, put through, go through

• (v.t.) To fulfill or perform, as a contract or an engagement.
• (n.) That which fulfills or supplies a want or use; especially, an instrument, toll or utensil, as supplying a requisite to an end; as, the implements of trade, of husbandry or of war.
• (v.t.) To accomplish; to fulfill.
• (v.t.) To provide with an implement or implements; to cause to be fulfilled, satisfied or carried out, by means of an implement or implements.