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English definition of “stepsister”


noun [C]     /ˈstepˌsɪs.tər/ US  /-tɚ/
not your parents ' daughter , but the daughter of a person one of your parents has married → Compare half-sisterNon-blood relations
(Definition of stepsister noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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