I. ˈsistə(r)ˌhu̇d noun
Etymology: Middle English sosterhode, from soster sister + -hode -hood
1.
a. : the state of being a sister
b. : sisterly relationship
the dark shades of her sisterhood — Virginia Woolf
2. : a community or society of sisters ; specifically : a community or society of women religious
3. : a group associated by common characteristics
joined the sisterhood of nations
resists the Hollywood sisterhood's best efforts — Time
II. noun
: a relationship of women united by a common cause or motivation
sisterhood of feminists
gay sisterhood
also : women united in a sisterhood