within

 
Pronunciation: /wɪðˈɪn/

preposition

  • 1inside (something): the spread of fire within the building
  • inside the range of (an area or boundary): property located within the green belt
  • inside the range of (a specified action or perception): we were within sight of the finish
  • inside the bounds set by (a concept, argument, etc.): full cooperation within the terms of the treaty
  • 2not further off than (used with distances): he lives within a few miles of Oxford
  • 3occurring inside (a particular period of time): tickets were sold out within two hours 33 per cent offended again within two years of being released

adverb

  • inside; indoors: enquire within
  • internally or inwardly: beauty coming from within

Origin:

late Old English withinnan 'on the inside'