doctor's degree; doctorate; PhD
doctoral dissertation; doctoral thesis
doctor of philosophy; PhD
The Strange Case of Dr. Jekyll and Mr. Hyde (1886 novel by Robert Louis Stevenson)
(musical) intonation marks
doctoral degree (e.g. PhD) by thesis only
doctoral degree (e.g. PhD) after completing a course of study
professor specializing in the readings of kanji in classic Confucianist texts
The Common Sense Book of Baby and Child Care (1946 book by Benjamin Spock)
(ritsuryō system) teacher responsible for training in astronomy, astrology, calendar-making, etc.
distinguished scholar; holder of a higher doctorate