The Collaborative International Dictionary of English v.0.48:
Familiarization \Fa*mil`iar*i*za"tion\, n. The act or process of making familiar; the result of becoming familiar; as, familiarization with scenes of blood. [1913 Webster]WordNet (r) 3.0 (2006):
familiarization n 1: the experience of becoming familiar with something [syn: familiarization, familiarisation]