/ Dictionary / Index A avionics: Meaning and Definition of Find definitions for: a•vi•on•ics Pronunciation: (ā"vē-on'iks, av"ē-), [key] the science and technology of the development and use of electrical and electronic devices in aviation. the devices themselves. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: avionics (Thesaurus) a vinculo matrimonii aviophobia Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language