Source : Webster's Revised Unabridged Dictionary (1913)

Especial \Es*pe"cial\, a. [OF. especial, F. sp['e]cial, L.
   specialis, fr. species a particular sort, kind, or quality.
   See {Species}, and cf. {Special}.]
   Distinguished among others of the same class or kind;
   special; concerning a species or a single object; principal;
   particular; as, in an especial manner or degree.

   Syn: Peculiar; special; particular; uncommon; chief. See
        {Peculiar}.

Source : WordNet®

especial
     adj : surpassing what is common or usual or expected; "he paid
           especial attention to her"; "exceptional kindness"; "a
           matter of particular and unusual importance"; "a
           special occasion"; "a special reason to confide in
           her"; "what's so special about the year 2000?" [syn: {especial(a)},
            {exceptional}, {particular(a)}, {special}]