sister-in-law

noun

sis·​ter-in-law ˈsi-st(ə-)rən-ˌlȯ How to pronounce sister-in-law (audio)
-tərn-ˌlȯ
plural sisters-in-law ˈsi-stər-zən-ˌlȯ How to pronounce sister-in-law (audio)
1
: the sister of one's spouse
2
a
: the wife of one's sibling
b
: the wife of one's spouse's sibling

Examples of sister-in-law in a Sentence

Recent Examples on the Web Her business — Core Intentions — sells waist beads made by her sisters-in-law in West Africa. Tom Daykin, Journal Sentinel, 19 June 2024 Dear Amy: Every fall, my sister, cousins and a cousin’s sister-in-law have a weekend shopping excursion in our home city. Amy Dickinson, Sun Sentinel, 18 June 2024 King Charles' youngest sibling and sister-in-law have stepped up in recent years as key members of the royal family. Stephanie Petit, Peoplemag, 18 June 2024 His daughter and sister-in-law disappeared weeks later, never to be found again. Stefano Pozzebon, CNN, 14 June 2024 See all Example Sentences for sister-in-law 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sister-in-law.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of sister-in-law was in the 15th century

Dictionary Entries Near sister-in-law

Cite this Entry

“Sister-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sister-in-law. Accessed 28 Jun. 2024.

Kids Definition

sister-in-law

noun
sis·​ter-in-law
ˈsis-t(ə-)rən-ˌlȯ,
-tərn-ˌlȯ
plural sisters-in-law
-tər-zən-
1
: the sister of one's spouse
2
a
: the wife of one's sibling
b
: the wife of one's spouse's sibling

More from Merriam-Webster on sister-in-law

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