Synonyms of extension in English:



  • 1 they are planning a new extension
    addition, adjunct, annex, wing, supplementary building, ell, add-on, bump-out
  • 2 an extension of knowledge
    expansion, increase, enlargement, widening, broadening, deepening; augmentation, enhancement, development, growth, continuation
  • 3 an extension of opening hours
    prolongation, lengthening, increase
  • 4 I need an extension on my essay
    postponement, more/extra time, deferral, delay
  • Definition of extension in:

    Get more from Oxford Dictionaries

    Subscribe to remove ads and access premium resources

    Word of the day animalcule
    Pronunciation: ˌanəˈmalˌkyo͞ol
    a microscopic animal