sis ‧ ter ‧ hood /ˈsɪstəhʊd $ -ər-/ BrE AmE noun
1 . [uncountable] a special loyal relationship among women who share the same ideas and aims, especially among ↑ feminist s :
the special bond of sisterhood that joins women together
2 . [countable] a group of women who live a religious life together ⇨ brotherhood :
the Christian sisterhood