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Off the Grid: Sally breaks down USA TODAY's daily crossword puzzle, From A to Z
USA TODAY via Yahoo Canada News· 5 days agoQED (38D: Proof-ending letters) QED is an initialism for the Latin phrase "quod erat demonstratum,"...
QED (38D: Proof-ending letters) QED is an initialism for the Latin phrase "quod erat demonstratum,"...