Serving to connect at will one pipe or channel with either of two others; as, a two-way cock.

Some devices actually send information back to a remote control during use. This is known as 2-way communications. Although no 2-way universal remotes exist, most 2-way components can still be controlled via a 1-way remote, although certain workarounds must be used when learning signals. See also: learning.

A music's high frequencies are reproduced accurately by two-way, or coaxial, designs. These speakers use a separate tweeter to deliver high frequency reproduction that surpasses that of dual-cone "extended range" models with whizzer cones. This tweeter, usually a cone or a dome, is either on a post or bridge over the woofer.

(dom.)

Operating method in which transmission is possible in both directions of a telecommunication channel. Unicasting - Data is delivered to only one user within a network as opposed to multicasting. Each packet in a unicast contains a user ID number. The user's ID must match the ID in the header of the unicast packet, only then can data be received.

Construction with steel reinforcing running in two perpendicular directions.

Bidirectional communications over the same communication medium.

(describing a call) having more than one fundamental meaning.