two-way

1. not comparableroadOf a highway, allowing traffic in two directions.
2. not comparableroadOf traffic or visibility, moving or occurring in opposite directions.
3. not comparablebroadcastingPermitting communication in two directions, i.e. both transmitting and receiving.

   The inner power cars are brake second class compartment coaches; the guard has means of both bell and two-way telephone communication with the driving compartment.

   1960 September, “Inter-city diesel units for the Hull-Liverpool service of the N.E.R.”, in Trains Illustrated, page 560

4. not comparableOf a project, treaty, etc., involving the mutual action or participation of two parties.
5. not comparableeducationUtilising both Western and Indigenous knowledge systems; bothways.

   There are increasing examples of Indigenous-led research, and "two-way" collaborative research between scientists and Indigenous land custodians.

   2023 August 11, Sarah Legge, Libby Rumpff, Stephen T. Garnett, John C.Z. Woinarski, “Loss of terrestrial biodiversity in Australia: Magnitude, causation, and response”, in Science, volume 381, →DOI, page 8, column 3

6. not comparableAmerican footballPlaying both offense and defense in the same game.
7. not comparablemathematicsOf a table, etc., having or involving exactly two variables; bivariate.

   A two-way chart; a two-way table.

plural two-ways

1. CincinnatiA serving of Cincinnati chili with spaghetti.