The Collaborative International Dictionary of English v.0.48:
Desecration \Des`e*cra"tion\, n. The act of desecrating; profanation; condition of anything desecrated. [1913 Webster]WordNet (r) 3.0 (2006):
desecration n 1: blasphemous behavior; the act of depriving something of its sacred character; "desecration of the Holy Sabbath" [syn: profanation, desecration, blasphemy, sacrilege]