black arm


nounPlant Pathology.
  1. a type or phase of bacterial blight of cotton, characterized by black, elongated lesions on the stem and branches, caused by a bacterium, Xanthomonas malvacearum.

Origin of black arm

1
First recorded in 1905–10

Words Nearby black arm

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use black arm in a sentence

  • Down below, Nab runs out a bare black arm into the sea, which even in the calmest weather angrily foams along the windward side.

  • Look, there comes one of them in from the end of a long black arm that pushes out like a bowsprit over the gulf!

    Careers of Danger and Daring | Cleveland Moffett
  • "You don't really mean that, Dik," Alec Diger clamped a heavy black arm across his shoulders.

    The Velvet Glove | Harry Harrison
  • She set her strong white teeth in his black arm; but with a brutal gesture he flung her light weight from him.

  • A black arm was suddenly silhouetted across the shoulders of a white blouse, whose wearer received a reassuring hug.

    Cynthia's Chauffeur | Louis Tracy