SISTERS
- A woman or girl in relation to other daughters and sons of her parents
- A half-sister, stepsister, or foster sister
- A sister-in-law
- A close female friend or associate, esp. a female fellow member of a labor union or other organization
- SISTER, to treat like a sister (a female sibling) [v]
- A member of a religious order or congregation of women
- A fellow woman seen in relation to feminist issues
- A black woman (chiefly used as a term of address by other black people)
- A thing, esp. an organization, that bears a relationship to another of common origin or allegiance or mutual association
- A senior female nurse, typically in charge of a ward