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half sister

noun

: a sister related through one parent only

Examples of half sister in a Sentence

Emily is my half sister.
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.
Among those early scientists were philanthropist Ellen Browning Scripps and her half sister Eliza Virginia Scripps, both of whom lived in La Jolla. Ashley MacKin Solomon, San Diego Union-Tribune, 27 Nov. 2025 Melodee’s half sister told NBC affiliate KSBY of San Luis Obispo that their father died when Melodee was a baby. Dennis Romero, NBC news, 7 Nov. 2025 Their dog Copper had passed away a month earlier, and his mother Tricia Reagan tried to explain that the same thing happened to his half sister Sarah. Rachel Hale, USA Today, 14 Oct. 2025 Louise had an affair with a married man, resulting in the birth of Burnett’s half sister, Antonia Christine, and afterward fell into a deep depression and began drinking heavily, too. Rachel Syme, New Yorker, 29 Sep. 2025 See All Example Sentences for half sister

Word History

First Known Use

13th century, in the meaning defined above

Time Traveler
The first known use of half sister was in the 13th century

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Cite this Entry

“Half sister.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/half%20sister. Accessed 30 Nov. 2025.

Kids Definition

half sister

noun
: a sister by one parent only

More from Merriam-Webster on half sister

Last Updated: - Updated example sentences
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