fourth dimension

/fɔrθ dəˌmɛntʃən/
IPA guide

Other forms: fourth dimensions

Definitions of fourth dimension
  1. noun
    the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event
    synonyms: time
    see moresee less
    type of:
    dimension
    the magnitude of something in a particular direction (especially length or width or height)
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