nephoscopen.

Brit.

/ˈnɛfəskəʊp/, U.S.

/ˈnɛfəˌskoʊp/

Origin: A borrowing from Greek, combined with an English element; modelled on a German lexical item. Etymons: Greek νέϕος , -scope comb. form.

Etymology: < ancient Greek νέϕος cloud (see nephology n.) + -scope comb. form, after German Nephoskop (C. Braun 1864, in Wochenschr. f. Astronomie, Meteorologie u. Geographie 7 260).

Meteorology.

An instrument used to determine the direction of motion of clouds and their angular velocity relative to a given point on the ground.

ΘΚΠ

the world > the earth > weather and the atmosphere > weather > study or science of weather > meteorological instruments > [noun] > instruments for studying clouds

nephelodometer1857

nephelorometer1875

nephoscope1880

nephelometer1884

1880 Proc. Royal Soc. 31 121 Photo-nephoscope.—This instrument is still in the hands of Captain Abney, R.E., but experiments have been made with several other forms of nephoscope.

1918 Ann. Assoc. Amer. Geographers 8 20 Accurate determination of cloud movements requires the use of a nephoscope and of a theodolite.

1943 W. E. K. Middleton Meteorol. Instruments (ed. 2) viii. 178 Nephoscopes may be divided into two classes, direct-vision and mirror nephoscopes.

1994 G. Diehn Sci. Crafts for Kids 52 You can make this nephoscope in just a few minutes.

This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).

单词	nephoscope
释义	nephoscopen. Brit. /ˈnɛfəskəʊp/, U.S. /ˈnɛfəˌskoʊp/ Origin: A borrowing from Greek, combined with an English element; modelled on a German lexical item. Etymons: Greek νέϕος , -scope comb. form. Etymology: < ancient Greek νέϕος cloud (see nephology n.) + -scope comb. form, after German Nephoskop (C. Braun 1864, in Wochenschr. f. Astronomie, Meteorologie u. Geographie 7 260). Meteorology. An instrument used to determine the direction of motion of clouds and their angular velocity relative to a given point on the ground. ΘΚΠ the world > the earth > weather and the atmosphere > weather > study or science of weather > meteorological instruments > [noun] > instruments for studying clouds nephelodometer1857 nephelorometer1875 nephoscope1880 nephelometer1884 1880 Proc. Royal Soc. 31 121 Photo-nephoscope.—This instrument is still in the hands of Captain Abney, R.E., but experiments have been made with several other forms of nephoscope. 1918 Ann. Assoc. Amer. Geographers 8 20 Accurate determination of cloud movements requires the use of a nephoscope and of a theodolite. 1943 W. E. K. Middleton Meteorol. Instruments (ed. 2) viii. 178 Nephoscopes may be divided into two classes, direct-vision and mirror nephoscopes. 1994 G. Diehn Sci. Crafts for Kids 52 You can make this nephoscope in just a few minutes. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022). < n.1880
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