apostilb

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noun

a unit of luminance, being the luminance of a perfectly diffusing surface emitting light at the rate of ¹⁄_π candela per square metre. Also known as a blondel.

Scrabble 12
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Meanings

nounapostilb (plural apostilbs)

plural apostilbs

  1. natural sciencesa unit of luminance, being the luminance of a perfectly diffusing surface emitting light at the rate of ¹⁄_π candela per square metre. Also known as a blondel.

Translations

Portuguese apostilb
  • apostilbunit of luminance
Russian апости́льб
  • апости́льб (apostílʹb)unit of luminance

Rhymes & wordplay

Anagrams

bioplastPabloist
Cite this entry
APA

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

MLA

“apostilb.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/apostilb. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “apostilb,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/apostilb.

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