Thatcher or Blair, e.g

• Benazir Bhutto or Stephen Hawking, e.g
• Tony Blair, collegiately
• Cantab's rival
• A resident of Oxford
• Student at England's oldest university
• Clinton, once

Wiktionary Word definitions in Wiktionary
a. (context mineralogy English) Describing minerals containing oxygen

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Oxonian \Ox*o"ni*an\, prop. n. A student or graduate of Oxford University, in England.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"pertaining to Oxford or to Oxford University," 1640s, from Medieval Latin oxonia , Latinized form of Middle English Oxforde (see Oxford ). Earlier as a noun (1540s).