There are 37 solutions. The longest is AERONAUTICAL METEOROLOGY with 23 letters, and the shortest is OPTICS with 6 letters.
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Solutions are between 6 and 23 letters long.
| Clue | Answers | |
|---|---|---|
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| measurement of the properties of light | ||
| LIGHT as it effects the human eye, study of | ||
| that branch of science which treats of the measurement of the intensity of light | ||
| Photometry unit | ||