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cyclometer
Cyclone
cyclone
cyclone cellar
cyclonite
cyclopaedia
cyclopean
cyclopedia
cyclopentadiene
cyclopentane
Cyclopes
cyclopes
cyclophosphamide
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cyclopentadiene

cy·clo·pen·ta·di·ene [ sklō pentə dn ]


noun 
Definition:
 
liquid alkene: a colorless liquid cyclic alkene, used in the manufacture of insecticides. C5H6

[Mid-20th century. <cyclo- + pentane + di-1 + -ene]
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