Noun
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an addition that extends a main building
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an addition to the length of something
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an additional telephone set that is connected to the same telephone line
- telephone extension - extension phone -
amount or degree or range to which something extends
"the wire has an extension of 50 feet"
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the ability to raise the working leg high in the air
"the dancer was praised for her uncanny extension"
"good extension comes from a combination of training and native ability"
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the most direct or specific meaning of a word or expression
the class of objects that an expression refers to
"the extension of `satellite of Mars' is the set containing only Demos and Phobos"
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a string of characters beginning with a period and followed by one or more letters
the optional second part of a PC computer filename
"most applications provide extensions for the files they create"
"most BASIC files use the filename extension .BAS"
- filename extension - file name extension -
act of stretching or straightening out a flexed limb
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an educational opportunity provided by colleges and universities to people who are not enrolled as regular students
- extension service - university extension -
the spreading of something (a belief or practice) into new regions
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act of expanding in scope
making more widely available
"extension of the program to all in need"
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a mutually agreed delay in the date set for the completion of a job or payment of a debt
"they applied for an extension of the loan"