| Answer | Crossword Clue |
|---|---|
| echelles | ECHELLE, a device for splitting light into its component colours |
| Answer | Crossword Clue |
|---|---|
| echelles | ECHELLE, a device for splitting light into its component colours |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.