English

filmdom

From film + -dom.

Formed from film + -dom

Proto-Indo-European *pél-mo- ‘membrane’

Proto-Germanic *filmīn- ‘thin skin, membrane’

Proto-West Germanic *filmīn-

Old English filmen ‘film, membrane, thin skin’

Middle English filme ‘film’

English film

Today it means

noun The film (movie) industry; the people who work in that industry.

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