• synonyms


[ ey-vee-on-iks, av-ee- ]
/ ˌeɪ viˈɒn ɪks, ˌæv i- /


(used with a singular verb) the science and technology of the development and use of electrical and electronic devices in aviation.
(used with a plural verb) the devices themselves.

Nearby words

avifauna, avigation, avignon, avila camacho, avilés, avionics, aviophobia, avirulent, avis, aviso, avitaminosis

Origin of avionics

First recorded in 1945–50; avi(ation) + (electr)onics
Related formsa·vi·on·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for avionics

  • The introduction of AIMS in the 777 changed the architecture of the avionics on Boeing airliners.

    MH370 Debris Is Lost Forever, Can the Plane Be Found Without It?|Clive Irving|September 7, 2014|DAILY BEAST

British Dictionary definitions for avionics


/ (ˌeɪvɪˈɒnɪks) /


(functioning as singular) the science and technology of electronics applied to aeronautics and astronautics
(functioning as plural) the electronic circuits and devices of an aerospace vehicle
Derived Formsavionic, adjective

Word Origin for avionics

C20: from avi (ation electr) onics
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 avionics



1949, from aviation + electronics.

Online Etymology Dictionary, © 2010 Douglas Harper