extent

 
Pronunciation: /ɪkˈstɛnt, ɛk-/

noun

[in singular]
  • 1the area covered by something: an enclosure ten acres in extent
  • the size or scale of something: the extent of global warming
  • 2the particular degree to which something is or is believed to be the case: everyone will have to compromise to some extent decision-making was to a large extent outside his control

Origin:

Middle English (in the sense 'valuation of property, especially for taxation'): from Anglo-Norman French extente, from medieval Latin extenta, feminine past participle of Latin extendere 'stretch out' (see extend)