English
headmount
From head + mount.
Proto-Indo-European *kap- ‘head’
…
Proto-Germanic *haubudą ‘head’
Proto-West Germanic *haubud
Old English hēafod ‘head’
Middle English heed ‘head’
English head
Proto-Indo-European *men- ‘to stand out, tower’
…
Proto-Italic *monts ‘mountain’
Latin mōns ‘hill, mountain’
Old English munt ‘hill, mountain’
Middle English mount ‘mountain’
English mount
Today it means
noun A virtual reality device worn on the head and providing visual input; a VR headset.
Language periods are conventional ranges, not dates for this word.
Etymograph / headmount