Scale

Scale or scales may refer to:

Mathematics

• Scale (descriptive set theory), an object defined on a set of points
• Scale (ratio), the ratio of a linear dimension of a model to the corresponding dimension of the original
• Scale factor, a number which scales, or multiplies, some quantity
• Long and short scales, how powers of ten are named and grouped in large numbers
• Scale parameter, a description of the spread or dispersion of a probability distribution
• Feature scaling, a method used to normalize the range of independent variables or features of data
• Scale (analytical tool)

Measurements

• Scale (map), the ratio of the distance on a map to the corresponding actual distance
• Weighing scale, an instrument used to measure mass
• Scale (ratio), the ratio of the linear dimension of the model to the same dimension of the original
• Spatial scale, a classification of sizes
• Scale ruler, a tool for measuring lengths and transferring measurements at a fixed ratio of length
• Vernier scale, the scale on calipers

Music

• Scale (music), a sequence of ordered musical notes
• Scale (string instruments), the sounding length of the strings of an instrument
• Scale (album), a 2006 album by electronic artist Matthew Herbert
• "The Scale", a song from Our Love to Admire by Interpol
• Musicians scale, the pay scale set by unions of musicians

Science

Biology

• 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

• 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

• Scale (analytical tool), a concept in the study of complex systems and hierarchy theory
• Scale (social sciences), a tool for ordering entities by quantitative attributes

Places

• Scales, California, a community in the United States
• Scales, Lancashire, part of the village of Newton-with-Scales
• Scales, near Kirkoswald, Cumbria, a hamlet
• Scales, South Lakeland, Cumbria, England, a village
• The Scales, the initial climb of the Chilkoot Pass

Other uses

• Scales (surname)
• Scales (film), a 2019 Saudi Arabian film
• Baron Scales, a title in the Peerage of England
• Libra (constellation), also known as "the scales", or the namesake astrological sign
• Mizan (Scale in English), a treatise on Islam by Javed Ahmed Ghamidi
• Pay scale, a system or structure of compensation for work
• Scale armour, an early form of armor
• Southern California Linux Expo, an open-source software conference held in Los Angeles, California

See also

• Scala (disambiguation)
• Scalability, a concept in business, computer science, and electronics
• Scali (disambiguation)
• Scaling (disambiguation)