Gender (noun)

1. The state of being male or female (typically used with reference to social and cultural differences rather than biological ones).
2. The category to which an individual belongs, typically male or female, on the basis of sex assigned at birth or on the basis of self-declaration.

Origin:

Middle english: from old french gendre, from latin genus 'kind, sort'.

Examples:

1. Gender equality is a human right.
2. The gender pay gap is still a major issue in many countries.
3. Gender identity is a personal and individual experience.
4. Not all cultures have a binary view of gender.
5. The issue of gender in language has become increasingly important in recent years.