| Answer | Crossword Clue |
|---|---|
| orthoscope | a 19th-century instrument for viewing the fundus of the eye through a layer of water, which eliminates distortion caused by the cornea |
| Answer | Crossword Clue |
|---|---|
| orthoscope | a 19th-century instrument for viewing the fundus of the eye through a layer of water, which eliminates distortion caused by the cornea |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.