Origin of nephoscope
Examples from the Web for nephoscope
The nephoscope (Greek: cloud observer) is an instrument used in determining the directions of movement of clouds.
To measure the motion of clouds the nephoscope (Fig. 1) is used.Sounding the Ocean of Air|A. Lawrence Rotch
The directions of movement of clouds are determined by means of the nephoscope.
Such a horizontal mirror, adapted to measure the direction of motion of clouds, is known as a nephoscope.
If nephoscope observations are made, the monthly summary may include the mean direction of cloud movement for each month.