A half-sister is a female sibling who shares only one parent (either the mother or the father) with you, not both. This often occurs when one parent remarries and has children with a new partner.
Synonyms
stepsister (informal, sometimes used interchangeably)sibling (general)
Antonyms
full sisterbiological sister
Translations
half-sister in your language
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عربي
الأخت غير الشقيقة هي أخت تشاركك أحد الوالدين فقط، إما الأم أو الأب.
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اردو
سوتیلی بہن وہ بہن ہوتی ہے جس کا آپ کے ساتھ صرف ایک والدین مشترک ہو۔
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हिंदी
सौतेली बहन वह बहन होती है जिसका आपके साथ केवल एक माता-पिता साझा होता है।
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中文
同父异母或同母异父的姐妹是指与你只有一位共同父母的女性姐妹。
Easy Explanation
Plain English Breakdown
A half-sister is your sister, but you only have one parent in common. For example, you might share the same mother but have different fathers. Or you might share the same father but have different mothers.
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Memory TipRemember 'half' means only one parent is shared, and 'sister' for female.
Contextual Examples
How to use in a sentence
My half-sister (shared parent sibling) and I spent the summer together at our dad's house.
Even though we have different mothers, my half-sister (shared parent sibling) is one of my closest friends.
She introduced me to her half-sister (shared parent sibling), who shares the same father.