grandmother-in-law

noun

plural grandmothers-in-law
: the grandmother of one's spouse

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Dictionary Entries Near grandmother-in-law

Cite this Entry

“Grandmother-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grandmother-in-law. Accessed 29 Mar. 2024.

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