UNIDIRECTIONAL

Pronunciation (US):

(GB):

 Dictionary entry overview: What does unidirectional mean? 

• UNIDIRECTIONAL (adjective)
  The adjective UNIDIRECTIONAL has 1 sense:

1. operating or moving or allowing movement in one direction only

  Familiarity information: UNIDIRECTIONAL used as an adjective is very rare.

 Dictionary entry details 

• UNIDIRECTIONAL (adjective)

Sense 1

Meaning:

Operating or moving or allowing movement in one direction only

Context example:

a unidirectional approach to a problem

Similar:

one-way (moving or permitting movement in one direction only)

simplex (allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time)

unifacial (having but one principal or specialized surface)

Antonym:

bidirectional (reactive or functioning or allowing movement in two usually opposite directions)

 Context examples 

But University of Utah biologist Colleen Farmer and colleagues discovered that alligators and iguanas also have a unidirectional air flow pattern.

(Following the lizard lung labyrinth, National Science Foundation)