| Answer | Crossword Clue |
|---|---|
| clinometers | CLINOMETER, an instrument for measuring the incline (slope) of a surface |
| clinometer | an instrument for measuring the incline (slope) of a surface |
| pitchometer | an instrument embodying a clinometer, for measuring the pitch of a ship's propeller |
| pitchometers | PITCHOMETER, an instrument embodying a clinometer, for measuring the pitch of a ship's propeller |
| turbidimeters | An instrument for measuring the turbidity of a liquid suspension, usually as a means of determining the surface area of the suspended particles |
| turbidimeter | An instrument for measuring the turbidity of a liquid suspension, usually as a means of determining the surface area of the suspended particles |
