• synonyms


noun Pathology.
  1. the expectoration of blood or bloody mucus.
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Origin of hemoptysis

1640–50; < New Latin, equivalent to hemo- hemo- + Greek ptýsis spitting; compare ptýein to spit
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hemoptysis

Historical Examples

  • Hemoptysis had set in, and I felt that his hours were numbered.

    The Strand Magazine, Vol. VII, Issue 39, March 1894


  • Hemoptysis is a term used to signify bleeding from the lungs.

    Special Report on Diseases of Cattle

    U.S. Department of Agriculture

  • Hemoptysis indicates injury to the lung, but does not give assurance that this organ has been penetrated.

  • The case was a perfectly straightforward one—my patient was consumptive, had been so for years, and died at last of hemoptysis.

hemoptysis in Medicine


  1. The spitting of blood derived from the lungs or from the bronchial tubes.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.