English Explanatory Dictionary

extension

English dictionary entry

Meanings

noun
  1. The act of extending; a stretching out; enlargement in length, breadth, or time; an increase.
  2. The state of being extended.
  3. That property of a body by which it occupies a portion of space (or time, e.g. "spatiotemporal extension").
  4. A short exact sequence 1→H→E→G→1, or the group E therein.
  5. A short exact sequence 0→B→E→A→0, or the object E therein.
  6. A part of a building that has been added onto the original.
  7. An outgrowth; a part of something that extends its capabilities.
  8. Capacity of a concept or general term to include a greater or smaller number of objects; — correlative of intension.
  9. semantic widening, broadening of meaning
  10. A written engagement on the part of a creditor, allowing a debtor further time to pay a debt.
  11. The operation of stretching a broken bone so as to bring the fragments into the same straight line.
  12. An exercise in which an arm or leg is straightened against resistance.

Pronunciation

/ɪkˈstɛnʃən/ /ɛkˈstɛnʃən/ en-us-extension.ogg

Word forms

extension extensions

Etymology

From Middle English extensioun, from Old French estension, from Latin extensiō, extensiōnem.

Synonyms

denotation

Antonyms

shortening limitation curl

Related words

extend extense extent intension comprehension flexion

Derived words

agricultural extension algebraic extension back extension Buck's extension by extension coextension conservative extension convergent extension counterextension curb extension demarc extension extensional extension block extension cable extension cord extension field extensionist extension ladder extension lead extensionless extension reel Extension Scout extension table extensograph field extension file extension filename extension flexoextension flextension Galois extension hair extension horizontal extension hyperextension inextension Kan extension leg extension life extension metaphorical extension nonextension normal extension over-extension overextension penis extension postextension prototype extension separable extension simple extension superextension tiller extension triceps extension underextension under-extension university extension university extensional
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