Clue: Groundbreaking invention?
Groundbreaking invention? is a crossword puzzle clue that we have spotted 13 times. There are related clues (shown below).
Referring crossword puzzle answers
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Recent usage in crossword puzzles:
- Universal Crossword - Nov. 11, 2021
- WSJ Daily - Feb. 15, 2020
- LA Times - March 27, 2018
- Washington Post - Oct. 18, 2016
- Pat Sajak Code Letter - Feb. 14, 2016
- WSJ Daily - Oct. 23, 2015
- American Values Club X - June 24, 2015
- Sheffer - Nov. 15, 2014
- New York Times - Dec. 25, 2009
- Pat Sajak Code Letter - Feb. 2, 2009
- Washington Post - May 8, 2007
- USA Today - Sept. 5, 2005
- NY Sun - Oct. 14, 2004