/ Dictionary / Index T TESL: Meaning and Definition of Find definitions for: TESL Pronunciation: [key] teaching English as a second language. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. teschenite tesla Related Content Daily Word Quiz: pertinent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language