stepsister

noun

step·​sis·​ter ˈstep-ˌsi-stər How to pronounce stepsister (audio)
: a daughter of one's stepparent by a former partner

Examples of stepsister in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The series stars Morena Baccarin as sheriff Mickey Fox, who is also the stepsister of division chief Sharon Leon (played by Fire Country‘s Diane Farr). Jessica Nicholson, Billboard, 24 Sep. 2025 In one photo, Leah could be seen smiling next to her stepsister, who wore a birthday sash and kissed her sister on the cheek. Hannah Sacks, PEOPLE, 19 Sep. 2025 Mary Shelley traveled to Switzerland, from her home in England, in the summer of 1816 with the poets Percy Bysshe Shelley and Lord Byron; her stepsister, Claire Clairmont; and Byron’s doctor, John Polidori. Thomas Page McBee, Travel + Leisure, 16 Sep. 2025 But Griffith's stepsister had introduced her to a federal program called Upward Bound. Michael Vasquez, NPR, 22 Aug. 2025 See All Example Sentences for stepsister

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of stepsister was in the 15th century

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Cite this Entry

“Stepsister.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stepsister. Accessed 2 Oct. 2025.

Kids Definition

stepsister

noun
step·​sis·​ter ˈstep-ˌsis-tər How to pronounce stepsister (audio)
: a daughter of one's stepparent by a former partner

More from Merriam-Webster on stepsister

Last Updated: - Updated example sentences
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