an·ar·chy /ˈanərkē/ Learn to pronounce noun noun: anarchy a state of disorder due to absence or nonrecognition of authority. Similar: lawlessness absence of government nihilism mobocracy revolution insurrection riot rebellion mutiny disorder disorganization misrule chaos tumult turmoil mayhem pandemonium Opposite: government order absence of government and absolute freedom of the individual, regarded as a political ideal.