bidirectional

[ bahy-di-rek-shuh-nl, -dahy- ]
/ ˌbaɪ dɪˈrɛk ʃə nl, -daɪ- /

adjective

capable of reacting or functioning in two, usually opposite, directions.

Nearby words

  1. bidenticulate,
  2. bidet,
  3. bidi,
  4. bidialectal,
  5. bidie-in,
  6. bidirectional ventricular tachycardia,
  7. bidiscoidal placenta,
  8. bidonville,
  9. bids,
  10. biedermeier

Origin of bidirectional

First recorded in 1940–45; bi-1 + directional

Related formsbi·di·rec·tion·al·i·ty, nounbi·di·rec·tion·al·ly, adverb

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


British Dictionary definitions for bidirectional

bidirectional

/ (ˌbaɪdɪˈrɛkʃənəl) /

adjective

computing (of a printhead) capable of printing from left to right and from right to left
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 bidirectional

bidirectional

adj.

also bi-directional, 1941, from bi- + direction + -al (1). Originally of microphones. Related: Bidirectionally.

Online Etymology Dictionary, © 2010 Douglas Harper