I. Ox ‧ ford ‧ shire /ˈɒksfədʃəʳ $ ˈɑːksfərd-/ BrE AmE written abbreviation , Oxon
a ↑ county in south central England, in and around the ↑ Thames Valley . It is mainly farmland, with some old towns and pretty villages.
II. Ox·on /ˈɒksɒn $ ˈɑːksɑːn/ BrE AmE
used after the title of a degree from Oxford University:
David Jones BA (Oxon)