EXPECTORATION
spit, spitting, expectoration
(noun) the act of spitting (forcefully expelling saliva)
expectoration
(noun) the process of coughing up and spitting out
Source: WordNet® 3.1
Noun
expectoration (usually uncountable, plural expectorations)
(physiology) The action of expectorating, of ejecting phlegm or mucus from the throat or lungs by coughing, hawking, or spitting.
(physiology) That which is expectorated, as phlegm or mucus.
Source: Wiktionary
Ex*pec`to*ra"tion, n. Etym: [Cf. F. expectoration.]
1. The act of ejecting phlegm or mucus from the throat or lungs, by
coughing, hawking, and spitting.
2. That which is expectorated, as phlegm or mucus.
Source: Webster’s Unabridged Dictionary 1913 Edition