Extension

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Look up extension in Wiktionary, the free dictionary.

Extension may refer to:

• A cheerleading stunt
• The building of community capacity by outsiders, for instance agricultural extension
• Extension (geology), relating to the pulling apart of the Earth's crust and lithosphere
• Extension (kinesiology), movement of a joint whereby one part of the body is moved away from another
• Extension (mathematics); an extension of some structure is another structure which contains the original structure
• Extension (metaphysics), the property of taking up space
• Extension (music), notes that fit outside the standard range
• Extension (predicate logic)
• Extension (semantics), the set of things to which a property is applied
• Extensional definition, a definition that enumerates every individual a term applies to
• Extension (telephone), telephone line attached to a main line or to a PBX or Centrex system
• Extension cable
• Extension locus, the gene locus of Melanocortin 1 receptor
• Extension school, school for continuing education
• Extension, British Columbia, village near Nanaimo, British Columbia, Canada
• Extension of universal health care
• Extensions (Manhattan Transfer album), 1979 album
• Enamel extension, in dentistry
• Eyelash extensions, material applied to eyelashes
• Filename extension, suffix to the name of a computer file, designed to show its format
• Hair extensions, strands of hair added to existing hair
• Software extension, computer program designed to be incorporated in another piece of software
  • Extension (Mac OS), particular type of this software
  • Add-ons for Firefox and other Mozilla projects

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