A Moving Staircase That Carries People Up and Down

This page is the CodyCross answer for the clue below from Apothecary, Group 1971, Puzzle 1 (Public Health).

Question is: A Moving Staircase That Carries People Up and Down

and the answer is: ESCALATOR

Word Meaning:

ESCALATOR — Anything that escalates.

Definitions from Wiktionary.