Main Entry: spu·tum

Pronunciation: \ˈspyü-təm, ˈspü-\

Function: noun

Inflected Form(s): plural spu·ta \-tə\

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

Date: circa 1693

: expectorated matter especially from the air passages in diseases of the lungs, bronchi, or upper respiratory tract