| Answer | Crossword Clue |
|---|---|
| adiactinic | denoting a substance that does not transmit radiation affecting photochemically sensitive materials, such as a safelight in a photographic darkroom |
| Answer | Crossword Clue |
|---|---|
| adiactinic | denoting a substance that does not transmit radiation affecting photochemically sensitive materials, such as a safelight in a photographic darkroom |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.