| Answer | Crossword Clue |
|---|---|
| ANAXAGORAS | Early atomic theorist |
| NIELSBOHR | Atomic structure theorist |
| MASER | Early atomic clock standardizer |
| Answer | Crossword Clue |
|---|---|
| ANAXAGORAS | Early atomic theorist |
| NIELSBOHR | Atomic structure theorist |
| MASER | Early atomic clock standardizer |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.