单词	doctor of philosophy
释义	doctor of philosophy noun plural doctors of philosophy : the highest degree awarded in many academic disciplines She graduated with a doctor of philosophy in education/mathematics/history. Most have advanced degrees, including a few doctors of philosophy … Dave Hurst also : a person who has earned the academic degree of doctor of philosophy Baranowski is director of the Homestead Agricultural and Research Education Center, a 160-acre farming laboratory of scientists in blue jeans, doctors of philosophy with dusty boots. Ena Naunton —abbreviation PhD, Ph.D. Word History First Known Use 1651, in the meaning defined above
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