Answer: EUCLID

The crossword puzzle answer EUCLID has 7 different clues. We have seen it appear in puzzles 6 times.

Crossword puzzle clues for EUCLID:

• Greek mathematician
• Number theory pioneer
• Geometer who wrote "Optics"
• Greek geometer
• "Elements" writer
• Geometry pioneer
• Father of geometry

Usage in crossword puzzles

• Washington Post Daily Crossword Puzzle - 1998-11-24
• Washington Post Daily Crossword Puzzle - 1999-01-12

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