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Definition of zirconia

zirconia

/zɝːˈkoʊ.ni.ə/
zir · co · ni · a
Plural:zirconias
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zirconia Lexical Profile

zirconia Game Scores & Validity

• noun

1

A white crystalline oxide of zirconium (ZrO2) with a high melting point, widely used in refractory ceramics, dental crowns, and, in its stabilized cubic form, as a synthetic gemstone simulating diamond.

Example

"The dentist recommended a crown made of zirconia because of its exceptional durability and natural tooth-like appearance."

Synonyms
View all synonyms for zirconia

Word Nuance & Usage

Do not confuse 'zirconia' (synthetic zirconium dioxide, commonly used as a diamond simulant in the form of cubic zirconia) with 'zircon' (a natural zirconium silicate mineral and birthstone) or 'zirconium' (the metallic chemical element).

• Rhymes for zirconia

• Nearby Words

zippy
ziptop
zipwire
zirconia
zit
zither
zithromax

Word Origin & Etymology

Coined in late 18th-century scientific Latin from 'zircon' plus the chemical suffix '-ia'; 'zircon' itself derives via German and French from Arabic 'zarqun' and ultimately Persian 'zargun', meaning 'gold-colored'.

Cite this Entry

Wordmom. (2026). Definition of Zirconia. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/zirconia
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