radio button (U+1F518)

The emoji 🔘 is a solid circle with a thin outline, typically displayed in a single, solid color. It is often used to indicate selection or focus, similar to how a cursor or highlight might appear on a screen. This emoji can be used in a variety of contexts, such as to highlight a specific option in a list or to indicate the current topic of conversation. It can also be used to represent a power or "on" button, as it resembles the button that might be found on a device or appliance. Overall, 🔘 is a versatile emoji that can convey a range of meanings related to selection, focus, and activation.