also Ph.D.
(~s)
1.
A ~ is a degree awarded to people who have done advanced research into a particular subject. ~ is an abbreviation for ‘Doctor of Philosophy’.
He is more highly educated, with a ~ in Chemistry.
...an unpublished ~ thesis.
N-COUNT
2.
~ is written after someone’s name to indicate that they have a ~.
...R.D. Combes, ~.