Feminist (noun)

1. A person who supports feminism.
2. An advocate or supporter of the rights and equality of women.

Origin:

Late 19th century: from french féministe, from féminin "feminine".

Examples:

1. She is a feminist and works for women's rights.
2. The book is a classic of feminist literature.
3. He is a feminist and believes in equal pay for equal work.
4. The organization is a feminist group that works towards gender equality.
5. The conference was attended by feminists from all over the world.