Vicinal

2 definitions found

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

  Vicinal \Vic"i*nal\ (?; 277), a. [L. vicinalis: cf. F. vicinal.]
     1. Near; vicine. --T. Warton.
        [1913 Webster]
  
     2. (Organic Chem.) Having the substituted groups on the same
        carbon atom.


        [PJC]
  
     {Vicinal planes} (Min.), subordinate planes on a crystal,
        which are very near to the fundamental planes in angles,
        and sometimes take their place. They have in general very
        complex symbols.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  vicinal
       adj : belonging to or limited to a vicinity