*Physics period Crossword Clue
8 letters · New York Times · Thursday, October 8, 2009 · 24-Across
Appeared in 1 New York Times Crossword: Thursday, October 8, 2009.
Exact puzzle match · New York Times · October 8, 2009 · 24-Across · 8 letters
HALFLIFE0 of 8 letters revealed
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