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EXTENSION

Pronunciation (US): 

 Dictionary entry overview: What does extension mean? 

EXTENSION (noun)
  The noun EXTENSION has 12 senses:

1. a mutually agreed delay in the date set for the completion of a job or payment of a debt
2. act of expanding in scope; making more widely available
3. the spreading of something (a belief or practice) into new regions
4. an educational opportunity provided by colleges and universities to people who not enrolled as regular students
5. act of stretching or straightening out a flexed limb
6. a string of characters beginning with a period and followed by one to three letters; the optional second part of a PC computer filename
7. the most direct or specific meaning of a word or expression; the class of objects that an expression refers to
8. the ability to raise the working leg high in the air
9. amount or degree or range to which something extends
10. an additional telephone set that is connected to the same telephone line
11. an addition to the length of something
12. an addition that extends a main building

  Familiarity information: EXTENSION used as a noun is familiar.


 Dictionary entry details 


EXTENSION (noun)


Sense 1extension [BACK TO TOP]

Meaning:

A mutually agreed delay in the date set for the completion of a job or payment of a debt

Classified under:

Nouns denoting time and temporal relations

Context example:

they applied for an extension of the loan

Hypernyms ("extension" is a kind of...):

delay; hold; postponement; time lag; wait (time during which some action is awaited)


Sense 2extension [BACK TO TOP]

Meaning:

Act of expanding in scope; making more widely available

Classified under:

Nouns denoting acts or actions

Context example:

extension of the program to all in need

Hypernyms ("extension" is a kind of...):

enlargement; expansion (the act of increasing (something) in size or volume or quantity or scope)

Hyponyms (each of the following is a kind of "extension"):

spread; spreading (act of extending over a wider scope or expanse of space or time)

stretch (extension to or beyond the ordinary limit)


Sense 3extension [BACK TO TOP]

Meaning:

The spreading of something (a belief or practice) into new regions

Classified under:

Nouns denoting communicative processes and contents

Synonyms:

propagation; extension

Hypernyms ("extension" is a kind of...):

airing; dissemination; public exposure; spreading (the opening of a subject to widespread discussion and debate)


Sense 4extension [BACK TO TOP]

Meaning:

An educational opportunity provided by colleges and universities to people who not enrolled as regular students

Classified under:

Nouns denoting acts or actions

Synonyms:

extension service; university extension; extension

Hypernyms ("extension" is a kind of...):

didactics; education; educational activity; instruction; pedagogy; teaching (the activities of educating or instructing; activities that impart knowledge or skill)

Meronyms (parts of "extension"):

extension course (a course offered as part of an extension service)


Sense 5extension [BACK TO TOP]

Meaning:

Act of stretching or straightening out a flexed limb

Classified under:

Nouns denoting acts or actions

Hypernyms ("extension" is a kind of...):

stretching (act of expanding by lengthening or widening)

Hyponyms (each of the following is a kind of "extension"):

hyperextension (greater than normal extension)

Antonym:

flexion (act of bending a joint; especially a joint between the bones of a limb so that the angle between them is decreased)


Sense 6extension [BACK TO TOP]

Meaning:

A string of characters beginning with a period and followed by one to three letters; the optional second part of a PC computer filename

Classified under:

Nouns denoting communicative processes and contents

Synonyms:

file name extension; filename extension; extension

Context examples:

most applications provide extensions for the files they create / most BASIC files use the filename extension .BAS

Hypernyms ("extension" is a kind of...):

string (a linear sequence of symbols (characters or words or phrases))

Holonyms ("extension" is a part of...):

computer file name; computer filename; file name; filename ((computer science) the name given to a computer file in order to distinguish it from other files; may contain an extension that indicates the type of file)


Sense 7extension [BACK TO TOP]

Meaning:

The most direct or specific meaning of a word or expression; the class of objects that an expression refers to

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

denotation; reference; extension

Context example:

the extension of 'satellite of Mars' is the set containing only Demos and Phobos

Hypernyms ("extension" is a kind of...):

meaning; substance (the idea that is intended)


Sense 8extension [BACK TO TOP]

Meaning:

The ability to raise the working leg high in the air

Classified under:

Nouns denoting attributes of people and objects

Context examples:

the dancer was praised for her uncanny extension / good extension comes from a combination of training and native ability

Hypernyms ("extension" is a kind of...):

property (a basic or essential attribute shared by all members of a class)

dance (an artistic form of nonverbal communication)


Sense 9extension [BACK TO TOP]

Meaning:

Amount or degree or range to which something extends

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

lengthiness; prolongation; extension

Context example:

the wire has an extension of 50 feet

Hypernyms ("extension" is a kind of...):

longness (the property of being of long spatial extent)


Sense 10extension [BACK TO TOP]

Meaning:

An additional telephone set that is connected to the same telephone line

Classified under:

Nouns denoting man-made objects

Synonyms:

telephone extension; extension phone; extension

Hypernyms ("extension" is a kind of...):

phone; telephone; telephone set (electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds)


Sense 11extension [BACK TO TOP]

Meaning:

An addition to the length of something

Classified under:

Nouns denoting man-made objects

Synonyms:

elongation; extension

Hypernyms ("extension" is a kind of...):

add-on; addition; improver (a component that is added to something to improve it)


Sense 12extension [BACK TO TOP]

Meaning:

An addition that extends a main building

Classified under:

Nouns denoting man-made objects

Synonyms:

annexe; annex; wing; extension

Hypernyms ("extension" is a kind of...):

add-on; addition; improver (a component that is added to something to improve it)

Hyponyms (each of the following is a kind of "extension"):

ell (an extension at the end and at right angles to the main building)

Holonyms ("extension" is a part of...):

building; edifice (a structure that has a roof and walls and stands more or less permanently in one place)


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