plural of sister-in-law

plural of sister company

(India) The jungle babbler, Turdoides striata, habitually flocking in extended family groups.

(business) A group of seven oil companies that dominated the global petroleum industry from the mid-1940s to the 1970s.

Alternative form of sister-in-law

plural of sister-wife

(Bangladesh, India, Pakistan) A female first cousin.

Alternative spelling of cousin sister

(chiefly India) plural of cousin sister

A half sister having the same mother but a different father; a maternal half sister.