Answer: CESIUM
The crossword puzzle answer CESIUM has 7 different clues. We have seen it appear in puzzles 3 times.
Crossword puzzle clues for CESIUM:- Element used in atomic clocks
- Silver-white element
- Cs
- Silver-white chemical element
- Element
- Metal
- Element used in photoelectric cells
- Washington Post Daily Crossword Puzzle - 1999-01-29
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