The three standard sex symbols in biology are male ♂, female ♀ and hermaphroditic ⚥; originally the symbol for Mercury, ☿, was used for the last. These symbols were first used by Carl Linnaeus in 1751 to denote whether … See more

In linguistics, a 'grammatical gender' system is a specific form of a noun class system, where nouns are assigned to gender categories that are often not related to the real-world qualities of the entities denoted by those nouns. In languages with … See more

Since the 1970s, variations of gender symbols have been used to express sexual orientation and gender politics. Two interlocking male symbols (⚣) are used to represent gay men while two interlocking female symbols (⚢) are often used to represent See more

Kinship charts use a triangle △ for male and circle ○ for female. Pedigree charts published in scientific papers use an earlier … See more

The modern gender symbols used for public toilets, 🚹︎ for male and 🚺︎ for female, are pictograms created for the British Rail system in the mid-1960s. Before that, local usage had been more variable. For example, schoolhouse outhouses See more

• Symbol – Something that represents an idea, process, or physical entity
• Fertility symbol – Symbols encouraging fertility
• LGBT symbols – Flags and symbols used by the LGBTQ community See more