isoprene (plural isoprenes)
(organic compound) An unsaturated hydrocarbon, C5H8, that is readily polymerized; natural rubber (caoutchouc) is cis-1,4-polyisoprene, and trans-1,4-polyisoprene is present in gutta-percha and balata; it is the structural basis for the terpenes.
• 2-methyl-1,3-butadiene
• Pioneers, pioneers
Source: Wiktionary
I"so*prene, n. Etym: [Etymol. uncertain.] (Chem.)
Definition: An oily, volatile hydrocarbon, obtained by the distillation of caoutchouc or guttaipercha.C5H8 -- unsaturated, and used to make synthetic rubber by polymerization. In organic chemistry, viewed conceptually as the building block of the terpene series of hydrocarbons
Source: Webster’s Unabridged Dictionary 1913 Edition
25 January 2025
(noun) the study of the whorls and loops and arches in the fingertips and on the palms of the hand and the soles of the feet; “some criminologists specialize in dermatoglyphics”
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