- censoring, censorship, security review - counterintelligence achieved by banning or deleting any information of value to the enemy
--1 is a kind of counterintelligence
--1 has particulars: military censorship; national censorship - censoring, censorship - deleting parts of publications or correspondence or theatrical performances
--2 is a kind of deletion
--2 has particulars: Bowdlerism; Comstockery