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TAKE THE QUIZallene
noun
al·lene
ˈaˌlēn
plural -s
1
: a gaseous hydrocarbon CH2=C=CH2
called also propadiene, sym-allylene
2
: a diolefin with its two double bonds in adjacent positions
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Merriam-Webster unabridged
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- Before we went to her house, Hannah told us her aunt was a flibbertigibbet.


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