Mneme

In Greek mythology, Mneme was one of the three original (Boeotian) Muses, daughters of Mnemosyne and Zeus; though there were later nine. Her sisters were Aoide and Melete. She was the muse of memory. See meme, for current use of the word.
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[Greek] One of the original three Greek Muses (their number was later increased to nine). Mneme is the Muse of Memory. She is the sister of Aoide and Melete.