English

maingate

main + gate

A compound of main + gate

Middle English mayn

English main

Proto-Germanic *gatą ‘hole, opening’

Proto-West Germanic *gat ‘opening, gate’

Old English ġeat ‘gate, door’

Middle English gate ‘gate’

English gate

Today it means

noun A tunnel admitting fresh air to the working face of a mine.

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

Etymograph / maingate