Hypertext Webster Gateway: "butyl"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Butyl \Bu"tyl\, n. [L. butyrum butter + -yl. See {Butter}.]
(Chem.)
A compound radical, regarded as butane, less one atom of
hydrogen.
From WordNet (r) 1.7 (wn)
Butyl
n : made by polymerizing isobutylene [syn: {Butyl}]
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