Pyrethrin

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. Either of two viscous liquid esters, C21H28O3 or C22H28O5, that are extracted from pyrethrum flowers and used as insecticides.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. Any of a number of naturally occurring insecticides extracted from the pyrethrum plant; unusual in having a cyclopropane ring.
    • the GNU version of the Collaborative International Dictionary of English
  • n. A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor.
    • The Century Dictionary and Cyclopedia
  • n. A resinous compound found in pellitory resin from the root of Anacyclus Pyrethrum.
    • Word Usage
    "Pyrethroid Pesticides were developed as a synthetic version of the naturally occurring pesticide pyrethrin, which is found in chrysanthemums."
    Variant
    pyrethrum camphor   
    Same Context
    Words that are found in similar contexts
    spinosad    parathion    methoxychlor    premix    endosulfan   
     
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