'Boletus fomentarius' definitions:

Definition of 'Boletus fomentarius'

From: GCIDE

Boletic \Bo*let"ic\, a. (Chem.) Pertaining to, or obtained from, the Boletus. [1913 Webster]
Boletic acid, an acid obtained from the {Boletus fomentarius}, variety pseudo-igniarius. Same as {Fumaric acid}. [1913 Webster]