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90s Slang You Should Know

sooty mould

a fungal plant disease characterized by a blackish growth covering the surface of leaves, fruits, etc
any of various fungi, such as species of Meliola or Capnodium, that cause this disease
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Historical Examples
  • If therefore the honey dew is kept off by destroying the Aphides which secrete it, sooty mould will not appear.

    Roses and Rose Growing Rose Georgina Kingsley
  • This species exudes copious honey-dew, upon which sooty mould develops, thus rendering fruit unfit for use.

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