sister-in-law

[ sis-ter-in-law ]
/ ˈsɪs tər ɪnˌlɔ /

noun, plural sis·ters-in-law.

the sister of one's husband or wife.
the wife of one's brother.
the wife of the brother of one's husband or wife.

QUIZZES

DO YOU KNOW THIS VOCABULARY FROM "THE HANDMAID'S TALE"?

"The Handmaid's Tale" was required reading for many of us in school. Everyone else has probably watched the very popular and addictive TV show. Do you remember this vocabulary from the book, and do you know what these terms mean?
Question 1 of 10
decorum

Origin of sister-in-law

1400–50; late Middle English. See sister, in, law1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for sister-in-law

British Dictionary definitions for sister-in-law

sister-in-law

noun plural sisters-in-law

the sister of one's husband or wife
the wife of one's brother
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012