observer Hear it!

observer definition

ob·server (əb zʉrv′ər)

noun

  1. a person who observes something; specif.,
    1. a soldier manning an observation post
    2. a person who attends an assembly, convention, etc., not as an official delegate but only to observe and report the proceedings
    3. an official, usually a member of a group, sent by a UN committee to collect and report facts on the situation in a special area
  2. a member of an aircraft crew, other than a pilot, with certain specialized duties and a special rating (aircraft observer)

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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