To cause to disappear (as anything impresses or inscribed upon a surface) by rubbing out, striking out, etc.; to erase; to render illegible or indiscernible; as, to efface the letters on a monument, or the inscription on a coin.

To destroy, as a mental impression; to wear away.

remove by or as if by rubbing or erasing; "Please erase the formula on the blackboard--it is wrong!"

make inconspicuous; "efface onself"

remove completely from recognition or memory; "efface the memory of the time in the camps"