| Answer | Crossword Clue |
|---|---|
| UMBRA | Blackest part of a shadow |
| UMBRA | Darkest part of a shadow |
| GNOMON | Part of a sundial that casts a shadow |
| gnomons | the raised part of a sundial that casts the shadow; a style |
| gnomon | the raised part of a sundial that casts the shadow; a style |
