What does Bidirectional mean?

Bidirectional meaning in Etymology Dictionary

additionally bi-directional, 1941, from bi- + course + -al (1). Originally of microphones. Relevant: Bidirectionally.

Bidirectional meaning in General Dictionary

reactive or performance or allowing movement in 2 frequently other instructions

Bidirectional meaning in Computer Science Dictionary

Communications mode this is certainly effective at transmitting data in both guidelines, although not simultaneously. Bidirectional can also be a printer interface mode that was initially introduced by IBM in 1987 due to their introduction regarding the PS/2 computer.