What is what does the a with a circle around it mean?

The Ⓐ symbol, also known as the anarchy symbol, consists of the letter "A" inside a circle. It is a widely recognized symbol representing anarchism.

• Meaning: The "A" stands for anarchy or an-archos (Greek for "without rulers"). The circle represents unity or "order in anarchy," suggesting that anarchism isn't chaos but rather a different form of order. Some interpretations suggest the "A" represents "absolute freedom" and the circle depicts the restraints of authority.
• Usage: It is used to denote affiliation with anarchist groups, philosophies, and ideals. It appears in graffiti, posters, publications, and other forms of activism.
• Origins: The symbol's origins are somewhat disputed, but it gained prominence during the Spanish%20Civil%20War and was popularized in the 1960s as part of the punk%20subculture.
• Variations: There can be variations in the font used for the "A" and the thickness of the circle, but the core design remains recognizable.