/ Dictionary / Index E electrojet: Meaning and Definition of Find definitions for: e•lec•tro•jet Pronunciation: (i-lek'tru-jet"), [key] — n. Geophysics. a current of ions existing in the upper atmosphere, moving with respect to the surface of the earth, and causing various auroral phenomena. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electrohydraulic electrokinetics Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language