Heath ‧ row Air ‧ port /ˌhiːθrəʊ ˈeəpɔːt $ -ˈeərpɔːrt/ BrE AmE ( also Heathrow )
one of the four international airports serving London. The other three are Gatwick, Stansted, and London City Airport. Heathrow is the largest airport in the UK, and it is 20 miles to the west of central London.