two-tier

or two-tiered

[ too-teer ]
/ ˈtuˈtɪər /

adjective

consisting of two tiers, floors, levels, or the like: a two-tier wedding cake.
consisting of two separate price structures, sets of regulations, etc.: a two-tier fare system for subways and buses.

Origin of two-tier

First recorded in 1970–75

Example sentences from the Web for two-tier

British Dictionary definitions for two-tier

two-tier

adjective

involving or comprising two levels of structure, policy, etc