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moissanite

/ˈmɔi.sə.nait/noun

moissanite is spelled M-O-I-S-S-A-N-I-T-E: 10 letters and 3 syllables. It appears about once in every 14 million words in written English, the 114,361st most frequent word form (wordfreq, 2021 data). As a noun, moissanite means “Crystalline silicon carbide with various crystalline polymorphs, either naturally-occurring or synthetic” (English Wiktionary, September 2026). The plural of moissanite is moissanites.

How many letters and syllables are in moissanite?

Letters10: M-O-I-S-S-A-N-I-T-E
Syllables3 (from its pronunciation)
In writingabout once in every 14 million words; the 114,361st most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is moissanite?

Moissanite appears about once in every 14 million words in written English, the 114,361st most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce moissanite?

  • US /ˈmɔi.sə.nait/

Moissanite has 3 syllables (counted from the pronunciation).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of moissanite

  • moissanites plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does moissanite mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    Crystalline silicon carbide with various crystalline polymorphs, either naturally-occurring or synthetic.

    A new diamond simulant that is harder to detect than current simulants will debut in early 1997, The material -- synthetic moissanite -- is thermally conductive like diamond, readering conventional testers obsolete for this characteristic.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Moissanite in Spanish, French, German and Portuguese

In the sense Crystalline silicon carbide with various crystalline polymorphs, either naturall:

LanguageWords
GermanMoissanit
Spanishmoissanita

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does moissanite come from?

From Moissan + -ite; the mineral form of silicon carbide was named moissanite in honor of chemist Henri Moissan.^([1]) ².

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

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