Definition
a PhD (Doctor of Philosophy): a doctorate usually based on at least 3 years' graduate study and a dissertation; a person with this qualification
I have a PhD in History. It took 3 years of study, but the qualification is worth studying for.
- "I have a PhD."
- "Horatio : I do PhD in American literature at San Francisco University."
- "Please welcome Dr. Samantha Reilly, Ph.D."
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