top light

noun

The upper (and usually smaller) part (casement) of a window, often hinged a the top

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Meanings

nountop light (plural top lights)

plural top lights

  1. The upper (and usually smaller) part (casement) of a window, often hinged a the top
  2. Any glazing above a main window, partition or door, transom window
  3. A skylight.
  4. Light from above; toplighting.

Origin

From top + light.

Full word history & related roots →

Translations

German Oberlicht, Kämpferfenster
  • Oberlichtupper part of a window
  • Kämpferfensterupper part of a window
  • Oberlichtskylight
  • Dachfensterskylight
  • Dachflächenfensterskylight
  • Lichtkuppelskylight
  • Laterneskylight
  • Oberlichtlight from above
Cite this entry
APA

top light. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/top%20light

MLA

“top light.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/top%20light. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “top light,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/top%20light.

Source: top light on Wiktionary, CC BY-SA 4.0.