- annihilation, obliteration - destruction by annihilating something
--1 is a kind of destruction, devastation
--1 has particulars:atomization, atomisation; pulverization, pulverisation; vaporization, vaporisation Derived form: verb annihilate1 - annihilation, disintegration - total destruction; "bomb tests resulted in the annihilation of the atoll"
--2 is a kind of destruction, demolition, wipeout
--2 has particulars: extinction, exterminationDerived form: verb annihilate1