(definition) by Webster 1913 Wed Dec 22 1999 at 3:47:11

Thi`o*naph"thene (?), n. [Thiophene + naphthalene.] Chem.

A double benzene and thiophene nucleus, C8H6S, analogous to naphthalene, and like it the base of a large series of derivatives.

[Written also thionaphtene.]

 

© Webster 1913.

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