Polygalaceous
Pronunciation : Pol`y*ga*la"ceous
Part of Speech : a.
Definition : Defn: Of or pertaining to a natural order of plants (Polygalace?) of which Polygala is the type.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder