Definitions from Wiktionary (helioscope)
▸ noun: (astronomy) An apparatus for viewing the Sun without harming the eye, by means of an optical filter that attenuates most of sunlight while allowing only a small amount of the solar radiation.
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▸ noun: (astronomy) An apparatus for viewing the Sun without harming the eye, by means of an optical filter that attenuates most of sunlight while allowing only a small amount of the solar radiation.
Similar:
spectrohelioscope,
solar microscope,
sun filter,
spectroheliograph,
spectroheliokinematograph,
heliometer,
solar telescope,
heliograph,
spectroheliometer,
photoheliometer,
more...
Opposite:
Types:
▸ Words similar to Helioscope
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▸ Idioms related to Helioscope
▸ Wikipedia articles (New!)
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▸ Words that often appear near Helioscope
▸ Rhymes of Helioscope
▸ Invented words related to Helioscope