Fals

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Medieval copper coin first produced by the Umayyad caliphate beginning in the late 7th century. Middle-Ages
  2. 2
    plural of FAL form-of, plural
  3. 3
    Abbreviation of familial amyotrophic lateral sclerosis. abbreviation, alt-of
  4. 4
    Alternative form of fALS; Abbreviation of familial amyotrophic lateral sclerosis. abbreviation, alt-of, alternative, uncountable

Etymology

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.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.