\Va*cu"i*ty\, n. [L. vacuitas. See {Vacuous}.]
1. The quality or state of being vacuous, or not filled;
   emptiness; vacancy; as, vacuity of mind; vacuity of
   countenance.
         Hunger is such a state of vacuity as to require a
         fresh supply of aliment.              --Arbuthnot.
2. Space unfilled or unoccupied, or occupied with an
   invisible fluid only; emptiness; void; vacuum.
         A vacuity is interspersed among the particles of
         matter.                               --Bentley.
         God . . . alone can answer all our longings and fill
         every vacuity of our soul.            --Rogers.
3. Want of reality; inanity; nihility. [R.]
         Their expectations will meet with vacuity.
                                               --Glanvill.