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observation post

noun, Military
a forward position, often on high ground, from which enemy activity can be observed and, particularly, from which artillery or mortar fire can be directed. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for observation post
  • If there is water on the moon, it can be converted to oxygen, which means there can be a manned observation post there.
  • Now, the mine operators have an observation post that employees check hourly to ensure that birds keep clear of the toxic water.
  • Soldiers at a small observation post stop local residents and journalists from making the trip.
British Dictionary definitions for observation post

observation post

(military) a position from which observations can be made or from which fire can be directed OP
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Contemporary definitions for observation post

a place from which something may be watched, esp. for forest fires or enemy movement's 21st Century Lexicon
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