extension
extension - noun
a mutually agreed delay in the date set for the completion of a job or payment of a debt
act of expanding in scope; making more widely available
the spreading of something (a belief or practice) into new regions
an educational opportunity provided by colleges and universities to people who are not enrolled as regular students
act of stretching or straightening out a flexed limb
a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename
the most direct or specific meaning of a word or expression; the class of objects that an expression refers to
the ability to raise the working leg high in the air
amount or degree or range to which something extends
an additional telephone set that is connected to the same telephone line
an addition to the length of something
an addition that extends a main building
extension - thesaurus
annex
annexe
denotation
elongation
lengthiness
prolongation
propagation
reference
wing