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algicide

American  
[al-juh-sahyd] / ˈæl dʒəˌsaɪd /

noun

  1. a substance or preparation for killing algae.

algicide British  
/ ˈældʒɪˌsaɪd /

noun

  1. any substance that kills algae

"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

Other Word Forms

  • algicidal adjective

Etymology

Origin of algicide

First recorded in 1900–05; alg(ae) + -i- + -cide

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A mildewcide won’t work against algae, and an algicide won’t work against mildew.

From Washington Post

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.