Source : Webster's Revised Unabridged Dictionary (1913)

Infesttation \In`fest*ta"tion\, n. [L. infestatio: cf. F.
   infestation.]
   The act of infesting or state of being infested; molestation;
   vexation; annoyance. --Bacon.

         Free from the infestation of enemies.    --Donne.