'Prehnitic' definitions:
Definition of 'Prehnitic'
From: GCIDE
- Prehnitic \Prehn*it"ic\, a. (Chem.) Pertaining to, or designating, a tetrabasic acid of benzene obtained as a white crystalline substance; -- probably so called from the resemblance of the wartlike crystals to the mammill[ae] on the surface of prehnite. [1913 Webster]