helioscope

H4E1L1I1O1S1C3O1P3E1

noun

An apparatus for viewing the Sun without harming the eye, by means of an optical filter that attenuates most of the sunlight while allowing only a small amount of the solar radiation.

Scrabble 17
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Meanings

nounhelioscope (plural helioscopes)

plural helioscopes

  1. astronomyAn apparatus for viewing the Sun without harming the eye, by means of an optical filter that attenuates most of the sunlight while allowing only a small amount of the solar radiation.

Origin

From helio- + -scope.

Full word history & related roots →

Translations

Catalan helioscopi
  • helioscopiapparatus for viewing the sun
Finnish helioskooppi
  • helioskooppiapparatus for viewing the sun
French hélioscope
  • hélioscopeapparatus for viewing the sun
German Helioskop
  • Helioskopapparatus for viewing the sun
Italian elioscopio
  • elioscopioapparatus for viewing the sun
Norwegian helioskop
  • helioskopapparatus for viewing the sun
Polish helioskop
  • helioskopapparatus for viewing the sun
Portuguese helioscópio
  • helioscópioapparatus for viewing the sun
Romanian helioscop
  • helioscopapparatus for viewing the sun
Russian гелиоско́п
  • гелиоско́п (gelioskóp)apparatus for viewing the sun
Spanish helioscopio
  • helioscopioapparatus for viewing the sun
Swedish helioskop
  • helioskopapparatus for viewing the sun
Ukrainian геліоско́п
  • геліоско́п (helioskóp)apparatus for viewing the sun
Cite this entry
APA

helioscope. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/helioscope

MLA

“helioscope.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/helioscope. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “helioscope,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/helioscope.

Source: helioscope on Wiktionary, CC BY-SA 4.0.