adjective Date: 1844 being a cock or valve that will connect a pipe or channel with either of two others, moving or allowing movement in either direction , 3. involving or allowing an exchange between two individuals or groups , involving mutual responsibility or reciprocal relationships , involving two participants , usable in either of two manners
TWO-WAY
Meaning of TWO-WAY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012