Origin of moving stairway
First recorded in 1905–10
Also called moving staircase.
- of, relating to, or included in an escalator clause: The union demands escalator protection of wages.
Origin of escalator
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- less common terms for escalator (def. 1)
- a moving staircase consisting of stair treads fixed to a conveyor belt, for transporting passengers between levels, esp between the floors of a building
- short for escalator clause
C20: originally a trademark
Word Origin and History for moving staircase
Online Etymology Dictionary, © 2010 Douglas Harper