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Hint: Asterisk (*) is a wildcard. Asterisk substitutes zero or more characters.
English
noun
:
isobutylene
1.
isobutylene
(substance)
used also in making gasoline components
Broader (hypernym)
butene
,
butylene
Substance meronym
butyl
Based on WordNet 3.0 copyright © Princeton University.
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Orcapia v/Per Bang
. English edition:
Peter Jensen
.
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