erasure
ɪˈreɪʒə
noun
the removal of writing, recorded material, or data.
deletion,rubbing out,wiping out/off,crossing out,striking out,scoring out,blotting out,blanking out,scratching out,cancelling,cancellation,effacement,expunction,expunging,excision,removal,obliteration,elimination,censorship,censoring,bowdlerization,erasement