- spitting or coughing up of blood or blood-streaked mucus, as in tuberculosisCompare haematemesis
C17: from haemo- + -ptysis, from Greek ptyein to spit
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
Examples from the Web for haemoptysis
Dyspnoea and haemoptysis occasionally occur, but are by no means the rule.
Ergot is used in therapeutics as a haemostatic, and is very valuable in haemoptysis and sometimes in haematemesis.
Haemoptysis denotes an escape of blood from the air-passages, which is usually bright red and frothy from admixture with air.
Calcium phosphate is much employed in treating rickets, and calcium chloride in haemoptysis and haemophylia.