escalator
1. [ noun ] (law,fine art,writing) a clause in a contract that provides for an increase or a decrease in wages or prices or benefits etc. depending on certain conditions (as a change in the cost of living index)
Synonyms: escalator_clause
Related terms: article
2. [ noun ] a stairway whose steps move continuously on a circulating belt
Synonyms: moving_stairway moving_staircase
Related terms: stairway
Similar spelling:   escalate
  escalader
  escalation
  eschalot
  escalade