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extension

noun

ex·​ten·​sion ik-ˈsten(t)-shən How to pronounce extension (audio)
1
a
: the action of extending : state of being extended
b
: an enlargement in scope or operation
tools are extensions of human hands
2
a
: the total range over which something extends : compass
b
: denotation sense 4
3
a
: the stretching of a fractured or dislocated limb so as to restore it to its natural position
b
: an unbending movement around a joint in a limb (such as the knee or elbow) that increases the angle between the bones of the limb at the joint compare flexion sense 4a
4
: a property whereby something occupies space
5
: an increase in length of time
specifically : an increase in time allowed under agreement or concession
6
: a program that geographically extends the educational resources of an institution by special arrangements (such as correspondence courses) to persons otherwise unable to take advantage of such resources
7
a
: a part constituting an addition
b
: a section or line segment forming an additional length
c
: an extra telephone connected to the principal line
d
: a length of natural or synthetic hair that is worn attached to one's natural hair
e
: a series of usually three or four characters following a dot at the end of the name of a computer file that specifies the file's format or purpose
8
: a mathematical set (such as a field or group) that includes a given and similar set as a subset

Synonyms

Example Sentences

extension of the patient's life He's asking for a contract extension. Make sure that the muscles get the proper amount of extension. I missed the deadline but was granted an extension.
Recent Examples on the Web With quarterback Lamar Jackson and Ravens officials failing to agree to an extension before Friday’s deadline, the league’s most scrutinized contract talks will be suspended until next offseason. Jonas Shaffer, Baltimore Sun, 10 Sep. 2022 Baltimore general manager Eric DeCosta said in a statement Friday that the Ravens and Jackson still haven't agreed on an extension for the star quarterback and will keep working on it after the season. Noah Trister, BostonGlobe.com, 9 Sep. 2022 Baltimore general manager Eric DeCosta said in a statement Friday that the Ravens and Jackson still haven't agreed on an extension for the star quarterback and will keep working on it after the season. Noah Trister, ajc, 9 Sep. 2022 After Hours character endures an extension of that briefly glimpsed metamorphosis, culminating in the monstrous reveal of a giant, red-jacketed man-toad bursting from an aperture in the wall. Chris Eggertsen, Billboard, 9 Sep. 2022 The company described advance provision as an important extension of its services given the recent reversal of nearly 50 years of U.S. law. Megan Cerullo, CBS News, 8 Sep. 2022 Berlin has dragged itself kicking and screaming into an extension of two of Germany’s remaining three nuclear plants, but otherwise remains committed to renewables above all. The Editorial Board, WSJ, 8 Sep. 2022 Fresh from getting an extension to keep the last nuclear power plant in California open, Pacific Gas & Electric now looks to receive a chunk of a $6 billion federal program aimed at helping the nation’s nuclear fleet remain online. Rob Nikolewski, San Diego Union-Tribune, 6 Sep. 2022 Bowers was hired by BLM co-founder Patrisse Cullors in 2020 to help run the Black Lives Matter Global Network Foundation (GNF), an extension of the Black Lives Matter grassroots organization, the suit said. Michelle Watson, CNN, 4 Sep. 2022 See More

Word History

Etymology

Middle English, from Late Latin extension-, extensio, from Latin extendere

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of extension was in the 15th century

Phrases Containing extension

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