black ring

noun Plant Pathology.

a disease of grasses, characterized by black rings surrounding the stems and blighted seeds, caused by a fungus, Balansia strangulans.

Nearby words

  1. black pudding,
  2. black quarter,
  3. black racer,
  4. black raspberry,
  5. black rat,
  6. black river,
  7. black rod,
  8. black root rot,
  9. black rot,
  10. black ruff Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019