spitting or coughing up of blood or blood-streaked mucus, as in tuberculosis: Compare haematemesis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use haemoptysis in a sentence
Ergot is used in therapeutics as a haemostatic, and is very valuable in haemoptysis and sometimes in haematemesis.
Calcium phosphate is much employed in treating rickets, and calcium chloride in haemoptysis and haemophylia.
haemoptysis denotes an escape of blood from the air-passages, which is usually bright red and frothy from admixture with air.
Dyspnoea and haemoptysis occasionally occur, but are by no means the rule.