Etymograph

English

abat-jour

Abat-jour comes from French abat-jour ‘lampshade’.

  1. Frenchc. 1600–presentabat-jour‘lampshade’
  2. Englishtodaysame form

attested reconstructed ? uncertain or disputed

Lineage

  1. Frenchc. 1600–presentabat-jour‘lampshade’
  2. Englishtodaysame form

Today it means

noun A skylight.

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

Etymograph / French abat-jour / abat-jour