sputum

noun

spu·​tum ˈspyü-təm How to pronounce sputum (audio)
ˈspü-
plural sputa ˈspyü-tə How to pronounce sputum (audio)
ˈspü-
also sputums
: matter expectorated from the respiratory system and especially the lungs that is composed of mucus but may contain pus, blood, fibrin, or microorganisms (such as bacteria) in diseased states

Examples of sputum in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Usually, patients will have blood and other samples, such as sputum or pus, taken from a bubo. Adela Suliman, Washington Post, 9 July 2024 The ancients of Greece and China confirmed tuberculosis by tossing a patient’s sputum onto hot coals and smelling the fumes. Scott Sayare Robert Petkoff Anna Diamond Quinton Kamara, New York Times, 14 June 2024 After a few hours in the chamber, the study participants gave sputum samples, which helped researchers identify those who were sensitive to the fumes and exactly how their airways and lungs were being affected. Linda Carroll, TIME, 30 May 2024 You'll be asked to cough up some sputum with as little saliva as possible. Tanya Feke, Verywell Health, 4 Apr. 2024 See all Example Sentences for sputum 

Word History

Etymology

Latin, from neuter of sputus, past participle of spuere to spit — more at spew

First Known Use

circa 1693, in the meaning defined above

Time Traveler
The first known use of sputum was circa 1693

Dictionary Entries Near sputum

Cite this Entry

“Sputum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sputum. Accessed 23 Nov. 2024.

Kids Definition

sputum

noun
spu·​tum ˈsp(y)üt-əm How to pronounce sputum (audio)
plural sputa -ə How to pronounce sputum (audio)
: material that is spit or coughed up from the lungs and bronchi and is made up mostly of mucus

Medical Definition

sputum

noun
spu·​tum ˈsp(y)üt-əm How to pronounce sputum (audio)
plural sputa -ə How to pronounce sputum (audio)
: matter expectorated from the respiratory system and especially the lungs in diseased states that is composed of mucus but may contain pus, blood, fibrin, or microorganisms (as bacteria)

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