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grandmother

/ˈɡɹæn(d)ˌmʌðə(r)/ noun

In Latin: avia Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about grandmother at Wordnik → Where our words come from →

  1. The mother of your father or mother.

Origin

From Middle English graundmodre, grauntmoder, granmoder; equivalent to grand- + mother. Compare French grand-mère. Superseded earlier eldmother, eldermother.

From Wiktionary, via Kaikki.org (CC BY-SA)