Definition of opacity in English:

opacity

Line breaks: opa¦city
Pronunciation: /ə(ʊ)ˈpasɪti
 
/

noun

[mass noun]
  • 1The quality of lacking transparency or translucence: thinner paints need black added to increase opacity
    More example sentences
    • The skin of his buildings employs a full palette of optical effects - transparency, translucency, opacity and reflectivity - in a way that seems subtly integrated with the city's structure.
    • Speakers at the seminar said increase in lens opacity might lead to blurred vision, sensitivity to light or glare, nearsightedness and distorted images.
    • Within these dense geometries, he achieved virtuosic manipulations of optically mixed color, conjuring intriguing tensions between effects of transparency and opacity, flatness and volume.
    Synonyms
  • 1.1The quality of being obscure in meaning: the difficulty and opacity in Barthes' texts
    More example sentences
    • This is no easy feat, given the difficulty and opacity of Howe's poetry, and Back begins her introduction by addressing this very issue.
    • To Hamann, it was obvious that the Age of Reason - which, to his mind, was an age of deepest darkness - required a prose of almost insoluble opacity.
    • One indirect effect of this information opacity: spotting price anomalies is difficult at best.
    Synonyms

Origin

mid 16th century: from French opacité, from Latin opacitas, from opacus 'darkened'.

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