Word.ws English Dictionary

powdery scab

powdery scab noun: a disease of potato tubers, caused by the cercozoan Spongospora subterranea f. sp. subterranea, and characterized by small lesions progressing to raised pustules containing a powdery mass.

Noun

powdery scab (uncountable)

  1. A disease of potato tubers, caused by the cercozoan Spongospora subterranea f. sp. subterranea, and characterized by small lesions progressing to raised pustules containing a powdery mass.

Questions about powdery scab

What does powdery scab mean?
Powdery scab means a disease of potato tubers, caused by the cercozoan Spongospora subterranea f. sp. subterranea, and characterized by small lesions progressing to raised pustules containing a powdery mass.
What part of speech is powdery scab?
Powdery scab is a noun.

Words near powdery scab in the dictionary

  1. powdery
  2. powdery liveforever
  3. powdery liveforevers
  4. powdery mildew
  5. powdery mildews
  6. powdery scab
  7. powderyng tubb
  8. powdike
  9. powdikes
  10. powdre
  11. powdreing tubb

Source and license

Adapted from Wiktionary: powdery scab (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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