English

subdevice

From sub- + device.

Formed from sub- + device

Proto-Indo-European *upó ‘up; from below’

Proto-Italic *supo ‘under’

Latin sub ‘under, beneath, below’

English sub-

Proto-Indo-European *h₁weydʰh₁- ‘to separate’

…

Latin dīvidō ‘to divide’

Latin dīvīsus ‘divided’

Old French devis ‘division’

Middle English devis

Today it means

noun A device making up part of a larger device.

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

Etymograph / subdevice