Main Entry:

¹es·ca·la·tor

Pronunciation:

\ˈes-kə-ˌlā-tər, ÷-kyə-\

Function:

noun

Etymology:

from Escalator, a trademark

Date:

1900

1 a: a power-driven set of stairs arranged like an endless belt that ascend or descend continuously b: an upward course suggestive of an escalator <a never-stopping escalator of economic progress — D. W. Brogan>2: an escalator clause or provision