agent

Reading level: medium

Estimated CEFR level: B1 — Intermediate

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun an active and efficient cause; capable of producing a certain effect
  2. noun a representative who acts on behalf of other persons or organizations
  3. noun a substance that exerts some force or effect

Etymology

From Latin agēns, present active participle of agere (“to drive, lead, conduct, manage, perform, do”).

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