- Titania⇄Titania, noun.
1. the queen of the fairies and wife of Oberon in medieval legends. She is a main character in Shakespeare's ?A Midsummer Night's Dream.
2. one of the five satellites of the planet Uranus. - titania⇄titania, noun.
1. titanium dioxide; titanic oxide.
2. a synthetic gem as brilliant but not as hard as a diamond, made by heating titanic oxide at a very high temperature.