Anarchy is a Greek word that literally means "without government", ie the state of a people without a constituted authority.
Before such an organization started to be entertained and desired by a whole class of thinkers, or become the target of a movement, which today is one of the most important factors of the current social conflict, the word "anarchy" was universally used to denote disorder and confusion. Even today, in this sense is adopted by the ignorant and by adversaries interested in distorting the truth.
We will not go into philological discussions, because the issue is not historical and philological. The usual interpretation of