sister Definition
sister
noun
- 1. A female child of the same parents as another.
2. A half-sister.
3. A nun.
4. A senior female nurse, especially one in charge of a ward.
5. A close female associate; a fellow female member of a profession, class or racial group.
6. Often shortened from soul sister.
- 1. Being of the same origin, model or design.
- Example: a sister ship
