Etymograph

English

headgate

From head + gate.

A compound of head + gate

Proto-Indo-European *kap- ‘head’

…

Proto-Germanic *haubudą ‘head’

Proto-West Germanic *haubud

Old English hēafod ‘head’

Middle English heed ‘head’

English head

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 An upstream gate to an aqueduct, canal, river channel, or irrigation system that can be opened or closed to regulate the flow of water entering a downstream portion of the system.

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

Etymograph / headgate