The Collaborative International Dictionary of English v.0.48:

Eviction \E*vic"tion\, n. [L. evictio: cf. F. ['e]viction.]
   1. The act or process of evicting; or state of being evicted;
      the recovery of lands, tenements, etc., from another's
      possession by due course of law; dispossession by
      paramount title or claim of such title; ejectment; ouster.
      [1913 Webster]

   2. Conclusive evidence; proof. [Obs.]
      [1913 Webster]

            Full eviction of this fatal truth.    --South.
      [1913 Webster]

WordNet (r) 3.0 (2006):

eviction
    n 1: action by a landlord that compels a tenant to leave the
         premises (as by rendering the premises unfit for
         occupancy); no physical expulsion or legal process is
         involved [syn: eviction, constructive eviction]
    2: the expulsion of someone (such as a tenant) from the
       possession of land by process of law [syn: eviction,
       dispossession, legal ouster]