unidirectional

[ yoo-ni-di-rek-shuh-nl, -dahy- ]
/ ˌyu nɪ dɪˈrɛk ʃə nl, -daɪ- /
|

adjective

operating or moving in one direction only; not changing direction: a unidirectional flow.

Nearby words

  1. unicycle,
  2. unidentifiable,
  3. unidentified,
  4. unidentified flying object,
  5. unidimensional,
  6. unido,
  7. uniface,
  8. unifacial,
  9. unifactorial,
  10. unifi

Origin of unidirectional

First recorded in 1880–85; uni- + directional

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unidirectional



British Dictionary definitions for unidirectional

unidirectional

/ (ˌjuːnɪdɪˈrɛkʃənəl, -daɪ-) /

adjective

having, moving in, or operating in only one direction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unidirectional

unidirectional

adj.

1883, from uni- + directional (see direction).

Online Etymology Dictionary, © 2010 Douglas Harper