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tidemark

 - 3 dictionary results

tide⋅mark

  [tahyd-mahrk]
Use tidemark in a Sentence
–noun
1. the point that something or someone has reached, receded below, or risen above: He has reached the tidemark of his prosperity.
2. a mark left by the highest or lowest point of a tide.
3. a mark made to indicate the highest or lowest point of a tide.
Origin:
1790–1800; tide 1 + mark 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To tidemark
tide·mark   (tīd'märk')   
n.  

  1. A line or mark on a shore indicating the highest or lowest level reached by the tide.

  2. A trace or indication of past activity: "Just along the highway into town is the last tidemark of the Nazi advance, a brutal tangle of brown sculpture" (Regina Nadelson).

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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Science Dictionary
tidemark   (tīd'märk')  Pronunciation Key 
A line or mark on a shore indicating the highest or lowest level reached by the tide.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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