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observer

 - 2 dictionary results

ob⋅serv⋅er

  [uhb-zur-ver]
Use observer in a Sentence
–noun
1. someone or something that observes.
2. a delegate to an assembly or gathering, who is sent to observe and report but not to take part officially in its activities.
3. U.S. Air Force.
a. a member of an aircrew, other than the pilot, holding an aeronautical rating.
b. a person who maintains observation in an aircraft during flight.
4. Also called air observer, aircraft observer. U.S. Army. a person who serves in an aircraft as a reconnoiterer and directs artillery fire.
Origin:
1545–55; observe + -er 1

Related forms:
ob⋅serv⋅er⋅ship, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To observer
ob·serv·er   (əb-zûr'vər)   
n.  

  1. One that observes: an observer of local customs; observers of religious holidays.

  2. A delegate sent to observe and report on the proceedings of an assembly or a meeting but not vote or otherwise participate.

    1. A crew member on a military aircraft who makes observations.

    2. A member of an armed force who watches and reports from an observation post.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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