| Answer | Crossword Clue |
|---|---|
| optologies | OPTOLOGY, the study of sight |
| optology | the study of sight |
| optics | The scientific study of sight and the behavior of light, or the properties of transmission and deflection of other forms of radiation |
| Answer | Crossword Clue |
|---|---|
| optologies | OPTOLOGY, the study of sight |
| optology | the study of sight |
| optics | The scientific study of sight and the behavior of light, or the properties of transmission and deflection of other forms of radiation |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.