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ratsbane

American  
[rats-beyn] / ˈrætsˌbeɪn /

noun

  1. rat poison.

  2. the trioxide of arsenic.


ratsbane British  
/ ˈrætsˌbeɪn /

noun

  1. rat poison, esp arsenic oxide

"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

Etymology

Origin of ratsbane

First recorded in 1515–25; rat + 's 1 + bane

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.

See Examples For:

Resager is ratsbane or arsenic. ffyftlye You expounde not Resager, beinge a terme of Alchymye; as you leave manye of them vntouched.

From Animaduersions uppon the annotacions and corrections of some imperfections of impressiones of Chaucer's workes 1865 edition by Kingsley, G. H. (George Henry)

Even Featley was struck by it, and called it "a little ratsbane in a great quantity of sugar," and became somewhat more civil in consequence.

From The Life of John Milton Volume 3 1643-1649 by Masson, David

Oh! when I remember that, while I sit here in comfort, perhaps my poor boy lies dead in some savage place: and all along of that girl: there, her very name is ratsbane to me.

From The Cloister and the Hearth A Tale of the Middle Ages by Reade, Charles

That town is ratsbane and nightshade in my mouth!

From Master Skylark by Bennett, John

They are hyphenated unless very common, in which case they are closed up; crane’s-bill, ratsbane.

From Compound Words Typographic Technical Series for Apprentices #36 by Hamilton, Frederick W. (Frederick William)

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