WordReference Random House Unabridged Dictionary of American English © 2025
ex•pec•to•ra•tion
(ik spek′tə rā′shən),USA pronunciation n.
- Physiologythe act of expectorating.
- Physiologymatter that is expectorated.
- expectorate + -ion 1665–75
'expectoration' also found in these entries (note: many are not synonyms or translations):