/ Dictionary / Index E Ethernet: Meaning and Definition of Find definitions for: E•ther•net Pronunciation: (ē'thur-net"), [key] a local-area network protocol featuring a bus topology and a 10 megabit per second data transfer rate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ethernet (Thesaurus) etherize ethic Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language