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stepsister

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noun step·sis·ter \ˈstep-ˌsis-tər\

Simple Definition of stepsister

  • : the daughter of your stepmother or stepfather

Source: Merriam-Webster's Learner's Dictionary

Full Definition of stepsister

  1. :  a daughter of one's stepparent by a former partner

15th Century

First Known Use of stepsister

15th century



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