Related Clues:
- Bell or Kettle
- Doctorate (Abbr.)
- Many a prof
- Result of a defended thesis
- Post-grad degree
- 41-Down's partner
- Woodrow Wilson is the only U.S. president to have one
- Degree after an M.A., perhaps
- In brief, top university qualification
- Letters denoting holder of university doctorate
- Top university degree
- Initially a top university degree
- Highest university degree
- The doctor will tell you how acid deuterium is
- A good defense may result in it, briefly