sisˈterhood noun

1. The act or state of being a sister
2. The relationship of sister
3. A society, esp an active religious community, of women
4. A set or class of women

sisˈtering adjective (Shakespeare)

Neighbouring

sisˈterless adjective

sisˈterlike adjective

sisˈterliness noun

sisˈterly adjective

1. Like or befitting a sister
2. Kind
3. Affectionate

sister-chromatid exchange noun

Reciprocal exchange of DNA between the chromatids of a single chromosome

sister hook noun

One of a pair of hooks that close each other

sisˈter-in-law noun (pl sisˈters-in-law)

1. A husband's or wife's sister, or a brother's wife
2. A husband or wife's brother's wife