rotenone
a white, crystalline, water-insoluble, poisonous heterocyclic compound, C23H22O6, obtained from derris root: used chiefly as the active ingredient of certain insecticides and in medicine in the treatment of chiggers and scabies.
Origin of rotenone
1Words Nearby rotenone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use rotenone in a sentence
The rotenone was mixed with water and applied by hand, or into the backwash of an outboard motor.
Fishes of the Big Blue River Basin, Kansas | W. L. MinckleySoftshells have pharyngeal respiration and probably are incapacitated by rotenone.
North American Recent Soft-shelled Turtles (Family Trionychidae) | Robert G. Webbrotenone was used in a few small pools in efforts to capture complete populations.
Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas | James Everett Deaconrotenone acts more slowly than cyanide, allowing more of the distressed fish to rise to the surface.
Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas | James Everett DeaconTables 12-16 list all fish obtained at the upper Neosho station by means of the shocker, seines, and rotenone.
Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas | James Everett Deacon
British Dictionary definitions for rotenone
/ (ˈrəʊtɪˌnəʊn) /
a white odourless crystalline substance extracted from the roots of derris: a powerful insecticide. Formula: C 23 H 22 O 6; relative density: 1.27; melting pt: 163°C
Origin of rotenone
1Collins 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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