অর্থ : 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).
সমার্থক : escalator clause
অর্থ : A stairway whose steps move continuously on a circulating belt.
সমার্থক : moving staircase, moving stairway
Escalator meaning in Bengali (Bangla).