blue stain

noun

A blue or grey discolouration in sapwood caused by mildew infection.

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Meanings

nounblue stain (countable and uncountable, plural blue stains)

plural blue stains

  1. countableuncountablebusinessA blue or grey discolouration in sapwood caused by mildew infection.

Synonyms & antonyms

Also see
sap stain

Translations

Finnish sinistymä, sinistyminen
  • sinistymädiscolouration
  • sinistyminendiscolouration
Cite this entry
APA

blue stain. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/blue%20stain

MLA

“blue stain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/blue%20stain. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “blue stain,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/blue%20stain.

Source: blue stain on Wiktionary, CC BY-SA 4.0.