From Wikipedia, the free encyclopedia

Scale or scales may refer to:






  • Scale (anatomy), a rigid plate which grows out of the skin of various animals
  • Scale (dermatology), a secondary skin lesion in humans that resembles animal scales
  • Scale (insect anatomy), a feature of the wings of moths and butterflies
  • Scale, a type of trichome, any flat epidermal outgrowth in botany
  • Bulb scale, the storage layers of a plant bulb
  • Scale insect, a waxy coated animal that resembles a fish scale

Chemistry and materials science[edit]

  • Fouling, sometimes called scale, a buildup of unwanted substances on a submerged surface
  • Limescale, a hard, chalky deposit that often builds up inside kettles, hot water boilers, and pipework
  • Mill scale, the flaky surface on hot rolled steel, consisting of iron oxides
  • Scale (chemistry), the range of mass or volume of a chemical reaction or process

Other sciences[edit]


Other uses[edit]

See also[edit]