Facs

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    plural of fac form-of, plural
  2. 2
    plural of FAC form-of, plural
  3. 3
    Initialism of family and consumer sciences. abbreviation, alt-of, initialism
  4. 4
    Initialism of facial action coding system. abbreviation, alt-of, initialism

    "In FACS, every one of the forty-three distinctive muscle movements in the face is assigned a number, called an "action unit.""

Example

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"In FACS, every one of the forty-three distinctive muscle movements in the face is assigned a number, called an "action unit.""

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