Medical Definition of Expectoration
Expectoration: A big polysyllabic word for sputum or the act of bringing up and spitting out sputum. From the Latin expectorare, to expel from the chest, from ex-, out of + pectus, chest.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 6/9/2016
Medical Dictionary Definitions A - Z
Search Medical Dictionary
Cold and Flu Resources
- Track Cold and Flu Symptoms Near You
- Should You Call the Doctor for a Fever?
- Can Colds and Allergies Cause Tinnitus?