sister

noun

sis·ter | \ ˈsi-stər

Definition of sister

1 : a female who has one or both parents in common with another

2 often capitalized

a : a member of a women's religious order (as of nuns or deaconesses) especially : one of a Roman Catholic congregation under simple vows

b : a girl or woman who is a member of a Christian church

3a : a girl or woman regarded as a comrade

b : a girl or woman who shares with another a common national or racial origin especially : a black girl or woman

4 : one that is closely similar to or associated with another sister cities

5 chiefly British : nurse

6a : girl, woman

b : person —usually used in the phrase weak sister

7 : a member of a sorority

Other Words from sister More Example Sentences Learn More about sister

Keep scrolling for more

Examples of sister in a Sentence

The sisters live in the convent.

Recent Examples on the Web

My brother right below me speaks Spanish and my sister kind of does. — Candice Frederick, Harper's BAZAAR, "Justina Machado Is One of the Most Dynamic Actresses on TV," 8 Feb. 2019 King Maha Vajiralongkorn’s late-night intervention likely ends his 67-year-old sister Princess Ubolratana’s political ambitions. — James Hookway, WSJ, "Thai King Bars Princess From Running in Election," 8 Feb. 2019 For instance, Ruth uses chess pieces scattered about the house to anchor her in reality, a detail inspired by Shaw and his sister going through their mother's belongings and recognizing the talisman-like nature of a loved one's personal effects. — Jennifer Ouellette, Ars Technica, "TV Technica 2018: Our favorite shows and binges," 24 Dec. 2018 In their rural hamlet of Thái Bình, southeast of Hanoi, Thảo and her sister learned to sew their own clothes, and to appreciate the intrinsic value of the materials and their craft. — Peter Jon Lindberg, Condé Nast Traveler, "Hanoi, Time and Again," 20 Nov. 2018 Kim Kardashian West and her sisters, for example, have been called out time and again for allegedly altering their faces and bodies, but Kardashian West's latest apparent edit is drawing an even higher level of criticism than usual. — Andrea Park, Allure, "People Think Kim Kardashian West Photoshopped Baby Chicago’s Hair and Face," 9 Oct. 2018 Kirke's sister Lola is also an actress and appeared in Gone Girl. — Katherine J. Igoe, Marie Claire, "Who Is Domino Kirke, Penn Badgley's Wife and the Cofounder of a Pregnancy Care Center?," 22 Jan. 2019 Now, her sister Kylie Jenner is following in her footsteps by seeing green, too. — Christian Allaire, Vogue, "First Kendall, Now Kylie: The Jenners’s Obsession With Neon Green Continues," 18 Jan. 2019 For instance, during Khloé Kardashian's delivery, her sister Kim was there to hold her legs. — Sarah Jacoby, SELF, "Travis Scott Says Watching Kylie Jenner Give Birth Was 'Really Scary'," 13 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sister.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.