The Collaborative International Dictionary of English v.0.48:
Avulse \A*vulse"\, v. t. [L. avulsus, p. p. of avellere to tear off; a (ab) + vellere to pluck.] To pluck or pull off. --Shenstone. [1913 Webster]WordNet (r) 3.0 (2006):
avulse v 1: separate by avulsion