n.
  - an area of a country or the world having definable characteristics but not always fixed boundaries. ▸an administrative district of a city or country. 
- a part of the body, especially around or near an organ.
Phrase
  
    
      - in the region of
 approximately.
 
  Etymology
  ME: from OFr., from L. regio(n-) ‘direction, district’, from regere ‘to rule, direct’.