DictionaryRoot: haurire

Latin

haurire

to draw out or drain

Forms

haurire
haust‑ — A changed Latin verb form supplies this base.

Origin

An old Latin verb for drawing up liquid; its deeper ancestry is uncertain.

Note

Drawing liquid from a vessel supplied the broader idea of using up a supply.

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noun

exhaust

Waste gases discharged by an engine.

The idling truck fills the garage with dangerous exhaust.

Etymology

exhaustLatindraw out; empty

The Latin verb means to draw out or empty. An engine exhausts its spent gases, and the noun names the waste material drawn or expelled from it.

More examples

Diesel exhaust drifts through the bus station.
The exhaust pipe carries hot gases away from the engine.
This filter removes harmful particles from engine exhaust.

Similar words

emissions: Includes gases and particles released by engines and other sources.
fumes: Emphasizes irritating or harmful gases, not necessarily from engines.