| Answer | Crossword Clue |
|---|---|
| diaphone | a fog signal similar to a siren but producing a blast of two tones |
| Answer | Crossword Clue |
|---|---|
| diaphone | a fog signal similar to a siren but producing a blast of two tones |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.