emissarium

noun
em·is·sar·i·um | \ ˌeməˈsa(a)rēəm \
plural emissaria\-ēə \

Definition of emissarium 

: a subterranean channel used by the ancient Romans for the drainage of a lake lacking a natural outlet

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History and Etymology for emissarium

Latin, from emissus (past participle of emittere to send out) + -arium

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Dictionary Entries near emissarium

E minor

emir

emirate

emissarium

emissary

emissile

emission

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occurring twice a year or every two years

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