English
exhaust-free
From exhaust + -free.
Formed from exhaust + -free
Proto-Indo-European *h₂ews- ‘to become light’
…
Proto-Italic *auziō
Latin hauriō ‘to draw, drain’
Latin exhauriō ‘to draw out, empty by drawing, deplete’
Latin exhaustus ‘drawn out, exhausted, drained off, emptied,…’
English exhaust
Today it means
adj Free of fumes from vehicle exhaust pipes.
Language periods are conventional ranges, not dates for this word.
Etymograph / exhaust-free