- the expectoration of blood or bloody mucus.
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
Hemoptysis had set in, and I felt that his hours were numbered.
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.A Treatise on Gunshot Wounds
The case was a perfectly straightforward one—my patient was consumptive, had been so for years, and died at last of hemoptysis.
- The spitting of blood derived from the lungs or from the bronchial tubes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.