Gadit

escalator

Definitions
1nounA moving staircase that carries people between different floors of a building.
The shopping mall has several escalators to help customers move between floors.
She took the escalator to the second floor of the department store.
The airport's escalator was temporarily out of service, so passengers had to use the stairs.
Word Origin
Language
English
Word parts
escalade (to climb) + -ator (a device)
Originally meant
a device for climbing
Background
The word 'escalator' was originally a trademark by the Otis Elevator Company in the early 20th century. It combined 'escalade', meaning to climb, with the suffix '-ator', indicating a device. Over time, it became a generic term for moving staircases.