maculation
1. [ noun ] a small contrasting part of something
Synonyms: patch spot fleck dapple speckle
Examples:

"a bald spot" "a leopard's spots" "a patch of clouds" "patches of thin ice": "a fleck of red"

Related terms: marking plaque speck macule nebula fret spot stipple speckle spot
2. [ noun ] the act of spotting or staining something
Synonyms: staining spotting
Related terms: soiling tarnish
Similar spelling:   maculate
  mass_culture