What does the symbol "A" with a circle around it (Ⓐ) mean?

The "A" with a circle around it (Ⓐ) is generally known as the "anarchy symbol." Here is what it signifies:

1. Anarchism: The symbol is used to represent anarchism, a political philosophy that advocates self-governed societies based on voluntary cooperation. The 'A' stands for 'anarchy' and the circle around it represents 'order'.
2. Origin: The anarchy symbol was first used by a group of anarchists in the mid-20th century as a symbol for the anarchist publication, Anarchy Monthly. The symbol was designed to be a monogram that could be easily sprayed on walls using one continuous spray-paint stroke.
3. Usage: The symbol has been widely adopted by various anarchist groups and movements worldwide. It is often seen in protests and movements advocating against the establishment or promoting civil liberties.
4. Popular culture: It's also seen in various aspects of popular culture and often associated with punk music and culture. However, its usage across popular culture is sometimes criticized for trivializing the values and ideas of anarchism.

Learn more:

1. Origin and meaning about Anarchy Symbol | Symbolikon
2. Anarchist symbolism - Wikipedia
3. Anarchism | Definition & History - Encyclopedia Britannica