crossrail

[ kraws-reyl, kros- ]
/ ˈkrɔsˌreɪl, ˈkrɒs- /

noun

a horizontal slat forming part of the back of a chair.

Origin of crossrail

First recorded in 1875–80; cross- + rail1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019