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nephoscope

[nef-uh-skohp]
noun
  1. an instrument for determining the speed and direction of cloud motion.
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Origin of nephoscope

First recorded in 1880–85; nepho- + -scope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for nephoscope

Historical Examples of nephoscope

  • Close by there was also a nephoscope for determining the motion of clouds.

    The Home of the Blizzard

    Douglas Mawson

  • To measure the motion of clouds the nephoscope (Fig. 1) is used.

    Sounding the Ocean of Air

    A. Lawrence Rotch

  • At many of the86 more important stations the movements of clouds are observed with a nephoscope.

    Meteorology

    Charles Fitzhugh Talman

  • The directions of movement of clouds are determined by means of the nephoscope.

  • The nephoscope (Greek: cloud observer) is an instrument used in determining the directions of movement of clouds.


British Dictionary definitions for nephoscope

nephoscope

noun
  1. an instrument for measuring the altitude, velocity, and direction of movement of clouds
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012