/ əˈmælgəm; NAmE / noun
1.
[ C , usually sing. ] amalgam (of sth) ( formal ) a mixture or combination of things :
The film script is an amalgam of all three books.
2.
[ U ] ( technical ) a mixture of mercury and another metal, used especially to fill holes in teeth
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WORD ORIGIN
late 15th cent.: from French amalgame or medieval Latin amalgama , from Greek malagma an emollient.