ferrocerium

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/ˌfɛɹoʊˈsɪəɹiəm/

noun

A pyrophoric alloy of iron and cerium that is used with a striker (a steel) to make the spark of a lighter or firestarter.

“Near-synonym: flint (loose sense)”

Similar
flint
OriginEnglish cerium ← Latin ferrum ← Old Latin *fersom →
Scrabble 18
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Meanings

nounferrocerium (uncountable)
  1. uncountableA pyrophoric alloy of iron and cerium that is used with a striker (a steel) to make the spark of a lighter or firestarter.

    Near-synonym: flint (loose sense)

    Synonyms: flint

Synonyms & antonyms

nounA pyrophoric alloy of iron and cerium that is used with a striker (a steel) to make the spark of a lighter or firestarter.

Similar
flint

Origin

  1. Old Latin*fersom
  2. Latinferrum
  3. Englishferro-
  4. Englishcerium
  5. Englishferrocerium

From ferro- + cerium.

Full word history & related roots →

Rhymes & wordplay

Rhymes with ferrocerium

Miriammycobacteriumbacteriumdeliriumimperiumdeuteriumcriteriumcorynebacteriumceriummagisteriumpuerperiumcyanobacteriumapteriumarchaebacteriumcollyriumelateriumenterobacteriummeitneriumosmeteriumpsalterium
All rhymes →
Cite this entry
APA

ferrocerium. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ferrocerium

MLA

“ferrocerium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ferrocerium. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “ferrocerium,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ferrocerium.

Source: ferrocerium on Wiktionary, CC BY-SA 4.0.