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Denotation vs. Connotation

red tide

noun
1.
a brownish-red discoloration of marine waters caused by the presence of enormous numbers of certain microscopic flagellates, especially the dinoflagellates, that often produce a potent neurotoxin that accumulates in the tissues of shellfish, making them poisonous when eaten by humans and other vertebrates.
Origin of red tide
1900-1905
1900-05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for red tide
Contemporary Examples
Historical Examples
  • The red tide of slaughter surged up to the very walls of the Palace.

    The Angel of the Revolution George Griffith
  • Were not his veins thrilling with the rich, red tide of youth?

    The Golden Woman Ridgwell Cullum
  • But that was before the battle, before a red tide of broken men had flowed into the dressing station at the Calhoun house.

    Ride Proud, Rebel! Andre Alice Norton
  • Despite herself, as she spoke the words a red tide dyed her face.

    The Man Bram Stoker
  • For the red tide of war swept over Athenry more than once, and left it but smoking ruins.

    The Charm of Ireland Burton Egbert Stevenson
  • There was no red tide this time, nor ever again whilst the interview lasted.

    The Man Bram Stoker
  • I am sick at heart to think of what may happen to this little village if the red tide of war rolls over it.

    The Wonder of War on Land Francis Rolt-Wheeler
  • He had told her that she talked like a woman in asking him to die rather than let the red tide flow on.

    The Countess of Charny Alexandre Dumas (pere)
  • The floating skulkers hover at the edge of the red tide of conflict.

    The Little Lady of Lagunitas Richard Henry Savage
British Dictionary definitions for red tide

red tide

noun
1.
a discoloration of sea water caused by an explosive growth in phytoplankton density: sometimes toxic to fish life and, through accumulation in shellfish, to humans
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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red tide in Science
red tide  
A population explosion of certain species of dinoflagellates, a kind of protozoan found in plankton. The dinoflagellates color the water red or reddish-brown and secrete a toxin that kills fish. Red tide usually occurs in warm coastal waters.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Slang definitions & phrases for red tide

red tide

noun

A woman's menstrual period: down with the red tide

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Word Value for red

4
4
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