| Pronunciation: | | 'byootil
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 WordNet Dictionary |
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| | Definition: | |
[n] made by polymerizing isobutylene |
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BUTYL is a 5 letter word that starts with B. |
| | See Also: | | isobutylene, synthetic rubber |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Bu"tyl\, n. [L. butyrum butter + -yl. See {Butter}.]
(Chem.)
A compound radical, regarded as butane, less one atom of
hydrogen.
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