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Opacity vs Skydip - What's the difference?

opacity | skydip |

As nouns the difference between opacity and skydip

is that opacity is (uncountable) the state or quality of being opaque, not allowing light to pass through while skydip is any of a series of measurements of atmospheric opacity taken using a telescope that dips from a high to a low elevation.

opacity

English

Noun

  • (uncountable) The state or quality of being opaque, not allowing light to pass through
    • We could not see the sandbar due to the opacity of the muddy water.
  • (uncountable) The state or quality of being inaccessible to understanding
    • The opacity of these decisions is troubling.
  • (optics, countable) A measure of relative impenetrability to electromagnetic radiation such as light.
    • The opacity of a clean glass window is near zero.

    Synonyms

    * opaqueness

    Coordinate terms

    * transparency

    skydip

    English

    Noun

    (en noun)
  • Any of a series of measurements of atmospheric opacity taken using a telescope that dips from a high to a low elevation