The gender symbols for male (♂) and female (♀) have their origins in ancient symbols and have evolved over time to represent the biological sexes.
The female symbol (♀) is thought to be derived from the astrological symbol for the planet Venus, which is associated with femininity, beauty, and love. The circle atop a cross can also be interpreted as representing the feminine aspects of life, possibly including the concepts of fertility and nurturing.
The male symbol (♂) is associated with the planet Mars, which has been linked to masculinity, aggression, and war. The design features a circle with an arrow pointing diagonally upward to the right, which can represent a spear or an arrow, a common representation of male-associated traits.
Both symbols have been widely adopted in various cultures and contexts to represent gender and have transcended their astrological origins. Their recognizability and simplicity have made them enduring symbols in both scientific discourse and everyday language. Over time, they have also come to be used in discussions about gender identity beyond the binary male and female definitions, serving as a shorthand in broader conversations about gender and sexuality.