titania

Thân thiện

Titania, the fairy queen, sits upon a toadstool throne in an enchanted forest.

Definition

1. Noun:
   • (Medieval folklore) The queen of the fairies: In medieval and later folklore, Titania is the name of the queen of the fairies, famously used by William Shakespeare in his play A Midsummer Night's Dream.
   • (Chemistry) Titanium dioxide: A white, inorganic compound (TiO₂) used extensively as a white pigment in paints, coatings, plastics, and other materials due to its high opacity and durability.

Usage Examples

• Noun (Folklore):

  • In Shakespeare's comedy, Titania argues with her husband, Oberon, over a changeling boy.
  • The character of Titania is often depicted as a powerful and enchanting fairy queen.

• Noun (Chemistry):

  • The bright white color of this paint comes from the inclusion of titania.
  • Titania is a key ingredient in sunscreens because it effectively scatters UV light.

Advanced Usage

• "Titania-based": Describing a material or product that uses titanium dioxide as a primary component.
  • The new titania-based coating provides excellent protection against weathering.

Variants and Related Words

• Titanium: (n) The metallic element (Ti) from which titanium dioxide is derived.
• Titanate: (n) A salt or ester of titanic acid, often involving titanium dioxide in its structure.

Synonyms

• For the chemical compound: Titanium dioxide, TiO₂, titanium(IV) oxide.
• For the folklore character: Fairy Queen (this is a descriptive synonym, not a proper name substitute).

Notes on Different Meanings

The two meanings of "titania" originate from completely different sources. The folklore name is literary and mythological, while the chemical name is derived from the element titanium (itself named after the Titans of Greek mythology). Context is essential to determine which meaning is intended.

Học thuật

Noun

1. (Middle Ages) the queen of the fairies in medieval folklore
2. a white powder used as a pigment for its high covering power and durability

Từ đồng nghĩa

• Titania
• titanium dioxide
• titanium oxide
• titanic oxide