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fals

noun

fals is a noun meaning “Medieval copper coin first produced by the Umayyad caliphate beginning in the late 7th century” (English Wiktionary, September 2026). It is spelled F-A-L-S, and it appears about once in every 15 million words in written English (wordfreq, 2021 data). The plural of fals is fulus.

What does fals mean?

noun

  1. 1

    Medieval copper coin first produced by the Umayyad caliphate beginning in the late 7th century.

noun

as fALS
  1. 1

    Abbreviation of familial amyotrophic lateral sclerosis.

noun

as FALS
  1. 1

    Alternative form of fALS; Abbreviation of familial amyotrophic lateral sclerosis.

noun

as FALs
  1. 1

    plural of FAL (a form of FAL)

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

Forms of fals

  • fulus plural
  • fils

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

How common is fals?

Fals appears about once in every 15 million words in written English, the 118,441st 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 fals come from?

From Arabic فَلْس (fals), from Aramaic פילס / ܦܠܣ / פולסא / ܦܘܠܣܐ (/⁠fuləsā, filas⁠/), from Ancient Greek φόλλις (phóllis), from Latin follis. Doublet of follis and fool.

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