sputum
spu·tum
noun \ˈsp(y)üt-əm\plural ; spu·ta \-ə\ (audio pronunciation)
Definition of SPUTUM
: matter expectorated from the respiratory system and especially the lungs and bronchi in diseased states that is composed chiefly of mucus but may contain pus, blood, fibrin, or microorganisms (as bacteria)
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