Etymograph

English

rayon

Rayon may come from French rayon ‘a beam of light, ray’.

  1. Frenchc. 1600–presentrayon‘a beam of light, ray’uncertain
  2. Englishtodaysame form

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Frenchc. 1600–presentrayon‘a beam of light, ray’uncertain
  2. Englishtodaysame form

A blend of ray + cotton

Latin radius ‘staff’

Old French rai ‘beam’

English ray

Aramaic כִיתָנָא

Arabic قُطُن ‘cotton’

Old Italian cotone

Anglo-Norman cotun

Middle English cotoun

English cotton

The story

Name chosen by the National Retail Dry Goods Association of America, probably from French rayon (‘a beam of light, ray’) and so called because it is shiny; however, the Oxford English Dictionary states that it is apparently a blend of ray + cotton.

Another origin of rayon

  1. Proto-Indo-Europeanc. 4500–2500 BCE*neredʰ-‘extend forth, rise, outward’uncertain
  2. Latinc. 75 BCE–200 CErādius‘a spoke of a wheel’
  3. Old Frenchc. 842–1400rai‘beam’
  4. Middle Frenchc. 1400–1600rayon‘ray, beam’
  5. Englishtodaysame form

Today it means

noun A manufactured regenerated cellulosic fiber.

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

Etymograph / French rayon / rayon