| Definition of 'pyrene' |
Princeton's WordNet |
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1. (noun) pyrene
a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar
2. (noun) pyrene
the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it
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| Definition of 'pyrene' |
Webster Dictionary |
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1. (noun) pyrene
one of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10
2. (noun) pyrene
same as Pyrena
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| Definitions of 'pyrene' |
The Nuttall Encyclopedia |
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1. pyrene
a crystalline substance obtained from coal tar, fats, &c.
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Definitions of pyrene 
