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extension

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noun ex·ten·sion \ik-ˈsten(t)-shən\

Definition of extension

  1. 1 a :  the action of extending :  state of being extended b :  an enlargement in scope or operation <tools are extensions of human hands>

  2. 2 a :  the total range over which something extends :  compass b :  denotation 4

  3. 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 (as the knee or elbow) that increases the angle between the bones of the limb at the joint — compare flexion 4a

  4. 4 :  a property whereby something occupies space

  5. 5 :  an increase in length of time; specifically :  an increase in time allowed under agreement or concession

  6. 6 :  a program that geographically extends the educational resources of an institution by special arrangements (as correspondence courses) to persons otherwise unable to take advantage of such resources

  7. 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. 8 :  a mathematical set (as a field or group) that includes a given and similar set as a subset



Examples of extension in a sentence

  1. extension of the patient's life

  2. He's asking for a contract extension.

  3. Make sure that the muscles get the proper amount of extension.

  4. I missed the deadline but was granted an extension.



Origin and Etymology of extension

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


First Known Use: 15th century



EXTENSION Defined for Kids

extension

play
noun ex·ten·sion \ik-ˈsten-shən\

Definition of extension for Students

  1. 1 :  the act of making something longer or greater <extension of the sail>

  2. 2 :  an increase in length or time

  3. 3 :  a part forming an addition or enlargement




Medical Dictionary

extension

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noun ex·ten·sion \ik-ˈsten-chən\

Medical Definition of extension

  1. 1:  the stretching of a fractured or dislocated limb so as to restore it to its natural position

  2. 2:  an unbending movement around a joint in a limb (as the knee or elbow) that increases the angle between the bones of the limb at the joint—compare flexion 1




Law Dictionary

extension

noun ex·ten·sion

Legal Definition of extension

  1. :  an increase in length of time; specifically :  an increase in the time allowed under an agreement





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