/ Dictionary / Index L Leto: Meaning and Definition of Find definitions for: Le•to Pronunciation: (lē'tō), [key] — n. Class. Myth. the mother by Zeus of Apollo and Artemis, called Latona by the Romans. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: leto (Thesaurus) Letitia l'étoile du nord* Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language