'Methionic' definitions:
Definition of 'Methionic'
From: GCIDE
- Methionic \Meth`i*on"ic\, a. [Methyl + thionic.] (Chem.) Of, pertaining to, or designating, a sulphonic (thionic) acid derivative of methane, obtained as a stable white crystalline substance, CH2.(SO3H)2, which forms well defined salts. [1913 Webster]