English

airsled

From air + sled.

A compound of air + sled

Ancient Greek ᾱ̓ήρ ‘mist, air’

Latin āēr

Old French air

Middle English aire

English air

Proto-Indo-European *h₃sleydʰ- ‘to slip, slide’

…

Proto-Germanic *slidô ‘sled, sleigh’

Old Saxon slido

Middle Low German slede

Middle English sledde

English sled

Today it means

noun A small hovercraft used to move heavy loads, typically in a warehouse

Language periods are conventional ranges, not dates for this word.