From WordNet (r) 3.0 (2006) [wn]:
dematerialise
v 1: become immaterial; disappear [syn: dematerialize,
dematerialise] [ant: happen, materialise,
materialize]
From WordNet (r) 3.0 (2006) [wn]:
dematerialise
v 1: become immaterial; disappear [syn: dematerialize,
dematerialise] [ant: happen, materialise,
materialize]