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falx

/fælks/noun

falx is a noun meaning “A short Dacian sword resembling a sickle” (English Wiktionary, September 2026). It is spelled F-A-L-X, and it appears about once in every 35 million words in written English (wordfreq, 2021 data). The plural of falx is falxes or falces.

What does falx mean?

noun

  1. 1

    A short Dacian sword resembling a sickle.

  2. 2

    A curved fold or process of the dura mater or the peritoneum, especially one of the partition-like folds of the dura mater which extend into the great fissures of the brain.

  3. 3

    datedA chelicera.

  4. 4

    A snake's poison fang.

  5. 5

    A rotula of a sea urchin.

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

How do you pronounce falx?

  • /fælks/
  • /fɔlks/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-falx.wav, LL-Q1860_(eng)-Vealhurl-falx2.wav, Wikimedia Commons (author and licence on each file's page).

Forms of falx

  • falxes plural
  • falces plural

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

How common is falx?

Falx appears about once in every 35 million words in written English, the 182,517th 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).

Where does falx come from?

From Latin falx (“sickle”). Doublet of dalk.

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