microsteradian

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noun

One millionth (10⁻⁶) of a steradian.

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Meanings

nounmicrosteradian (plural microsteradians)

plural microsteradians

  1. One millionth (10⁻⁶) of a steradian.

    RVP values for targets of varying size, measured as solid angle subtended in microsteradians, viewed by a 45-year-old from 46 m under typical roadway lighting conditions

    2010, MS Rea, JD Bullough, Y. Zhou, “A method for assessing the visibility benefits of roadway lighting”, in Lighting Research & Technology, volume 42, number 2, →DOI, page 219

Origin

From micro- + steradian.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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