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ratsbane - 5 dictionary results

rats⋅bane

   [rats-beyn]
–noun
1. rat poison.
2. the trioxide of arsenic.
Origin:
1515–25; rat + 's 1 + bane
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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rats·bane     (rāts'bān')  Pronunciation Key 
n.   Rat poison, especially arsenic trioxide.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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ratsbane 
"rat poison," 1523, from rat + bane (q.v.).

Online Etymology Dictionary, © 2001 Douglas Harper
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ratsbane

noun
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer [syn: arsenic] 

WordNet® 3.0, © 2006 by Princeton University.
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Ratsbane

Rats"bane\, n. [Rat + bane.] Rat poison; white arsenic.

Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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