Source : Webster's Revised Unabridged Dictionary (1913)

Insociable \In*so"cia*ble\, a. [L. insociabilis: cf. F.
   insociable. See {In-} not, and {Sociable}.]
   1. Incapable of being associated, joined, or connected.
      [Obs.]

            Lime and wood are insociable.         --Sir H.
                                                  Wotton.

   2. Not sociable or companionable; disinclined to social
      intercourse or conversation; unsociable; taciturn.

            This austere insociable life.         --Shak.