Definition, Meaning & Synonyms

stratum corneum

Noun
/ˈstræt.əm ˈkɔːr.ni.əm/
Definition
The outermost layer of the skin, composed of dead skin cells that provide a barrier to protect underlying layers.
Examples
  • The stratum corneum plays a crucial role in maintaining skin hydration.
  • Moisturizers often target the stratum corneum to enhance skin barrier function.
  • Damage to the stratum corneum can lead to increased sensitivity and irritation.
Meaning
The stratum corneum acts as a protective barrier against environmental factors, preventing water loss and shielding against pathogens.
Synonyms
  • Horny layer
  • Keratinized layer
  • Surface layer