ISO - Definition and Overview

Iso (iso-) is a prefix indicating similarity or equality. It comes from the Greek ίσος, meaning "equal."

Examples of words using iso :

• Isotherm (line of equal temperature)
• Isobar (line of equal pressure)
• Isocline (line of equal magnetic declination in the earth's magnetic field)
• Isohyet
• Isohypse (line of equal groundwater head)
• Isotope
• Isoelectronic
• Isometric
• Isomer (molecules with the same chemical formula but arranged differently)

See also: contour line

ISO or Iso is the short name, not an acronym, of the International Organization for Standardization (also sometimes known informally and unofficially as the International Standards Organization).

The ISO number is a measure of film speed (photographic film sensitivity to light).

ISO is also the short name, not an acronym, of the International Sugar Organization.

In the United States electric generation and transmission industry an ISO is an Independent System Operator.

In Information technology ISO ( or file extension .iso) is an ISO 9660 image of a file system.

Iso automobile - an Italian automobile manufacturer, developer of the Isetta bubble car and various sports cars.