preoccupancy

from WordNet (r) 3.0 (2006)

preoccupancy
    n 1: the mental state of being preoccupied by something [syn:
         {preoccupation}, {preoccupancy}, {absorption},
         {engrossment}]
    2: the act of taking occupancy before someone else does [syn:
       {preoccupancy}, {preoccupation}]

from The Collaborative International Dictionary of English v.0.48

Preoccupancy \Pre*oc"cu*pan*cy\, n. [See {Preoccupate}.]
   The act or right of taking possession before another; as, the
   preoccupancy of wild land.
   [1913 Webster]

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