ex|ten|sion [ ık`stenʃən ] noun ***
▸ 1 extra time allowed
▸ 2 telephone line
▸ 3 extra part added
▸ 4 something added to something long
▸ 5 development of idea etc.
▸ 6 stretching of body part
▸ 7 increase in power
▸ 8 special classes
▸ 9 computer file name
1. ) count extra time you are given to finish a piece of work, especially at college:
extension on: I'm going to ask for an extension on this paper.
a ) extra time you are given to pay money that you owe:
extension on: Will the bank give you an extension on the loan?
b ) extra time you are given to use a particular legal document or right:
a visa extension
extension to: Brady wants a two-year extension to his contract.
2. ) count a telephone line that is one of several lines coming from a main line:
What's your extension?
I'm at extension 334.
a new extension number
3. ) count an extra room or rooms added to a building:
The company is building an extension onto the side of the factory.
extension to: Add a kitchen extension to your home.
a ) a part of a road or railroad line added to the existing one:
a proposed freeway extension
4. ) count something you add to a long thin object to make it able to reach somewhere:
This cord isn't long enough do you have an extension?
a ) extensions plural long pieces of artificial hair that can be fastened to someone's hair to make it look longer
5. ) count extension of something that develops from a particular custom, activity, idea, etc.:
Business entertainment seems a natural extension of Japan's gift-giving culture.
He sees local history as an extension of family history.
6. ) uncount TECHNICAL the action of stretching part of your body:
His leg was now capable of full extension.
7. ) singular or uncount an increase in the power of something:
extension of: the further extension of state control
8. ) uncount a set of courses provided by a college for people who are not able to go to classes at the college itself or are not able to go during the normal class times
9. ) count COMPUTING the last part of the name of a computer file . For example, EXE and DOC are extensions.
by extension
used for explaining that a particular person or thing is affected by something only because they are connected to what you have just mentioned:
She hates all businessmen and, by extension, me.

Usage of the words and phrases in modern English. 2013.

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  • extension — [ ɛkstɑ̃sjɔ̃ ] n. f. • 1361; bas lat. extensio, de extendere « étendre » 1 ♦ Didact. Action de se développer dans le sens de la longueur; son résultat. « Une matière ductile qui par son extension devient un filet herbacé » (Buffon). ⇒ allongement …   Encyclopédie Universelle

  • Extension — • Philosophical term. From Lat. ex tendere, to spread out Catholic Encyclopedia. Kevin Knight. 2006. Extension     Extension     † …   Catholic encyclopedia

  • Extension — may refer to: * Extension (kinesiology), a movement of a joint in which one part of the body is moved away from another. * Extension (metaphysics), the property of taking up space * Extension (semantics), the set of things to which a property… …   Wikipedia

  • extension — ex·ten·sion n: an increase in length of time; specif: an increase in the time allowed under an agreement Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. extension …   Law dictionary

  • extensión — sustantivo femenino 1. Acción y resultado de extender o extenderse: la extensión de la crisis económica, la extensión de un incendio, la extensión de brazos y piernas. La extensión de la enfermedad es imparable. El monte era un obstáculo para la… …   Diccionario Salamanca de la Lengua Española

  • Extension — (zu lat. extendere ‚ausdehnen, ausweiten‘, bzw. Lehnwort aus dem engl., dann [ɪkˈstɛnʃən]) steht für: engl. hair extension, eine künstliche Haarverlängerung die Streckung eines Gelenkes (z. B. die Aufrichtung der Wirbelsäule), siehe… …   Deutsch Wikipedia

  • Extensión — Saltar a navegación, búsqueda Extensión puede referirse a: Extensión (anatomía), cuando una parte del cuerpo se aleja de otra parte del cuerpo, pivotando en una articulación. Extensión (música), el intervalo entre el sonido más grave y el más… …   Wikipedia Español

  • extension — Extension. s. f. v. Estenduë, Tout corps a extension. on ne peut s imaginer qu il y ait de la quantité, où il n y a point d extension. On dit fig. Extension de privilege, extension d authorité, pour dire, Augmentation d authorité, augmentation de …   Dictionnaire de l'Académie française

  • Extension — Ex*ten sion, n. [L. extensio: cf. F. extension. See {Extend}, v. t.] 1. The act of extending or the state of being extended; a stretching out; enlargement in breadth or continuation of length; increase; augmentation; expansion. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • extensión — f. Acción muscular en la que dos miembros se alejan hasta disponerse más o menos alineados. Se opone a flexión. Medical Dictionary. 2011. extensión movimiento mediante el cual dos segmentos de …   Diccionario médico

  • extensión — (Del lat. extensĭo, ōnis). 1. f. Acción y efecto de extender o extenderse. 2. Línea conectada a una centralita. 3. Biol. y Med. Preparación para examen microscópico, generalmente de sangre, exudados o cultivos bacterianos, en la que estas… …   Diccionario de la lengua española

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