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aide-mé·moire | \ ˌād-mām-ˈwär 
\
\ plural aide-mémoire
Definition of aide-mémoire
1 : an aid to the memory especially : a mnemonic device
2 : a written summary or outline of important items of a proposed agreement or diplomatic communication
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Time Traveler for aide-mémoire
The first known use of aide-mémoire was in 1836
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