Methionic

1 definition found

From The Collaborative International Dictionary of English v.0.48 [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]