Doctor is an academic title that originates from the Latin word of the same spelling. The word is originally an agentive noun of the Latin verb docēre 'to teach' and thus translates directly to teache
An Oxford Doctor of Divinity, in Convocation habit.
An Ancient Greek Marble Consecration Relief to a Heroic Doctor
A doctor receiving her PhD degree during a graduation ceremony
A Doctor of Philosophy is a terminal degree that usually denotes the highest level of academic achievement in a given discipline and is awarded following a course of graduate study and original resear
Doctor (title)
…this usage spread around the world. Contracted "Dr" or "Dr.", it is used as a designation for a person who has obtained a doctorate (commonly a PhD). In past usage, the term could be applied to any learned person. In many parts of the world today it is also used by medical practitioners, regardless…
Doctor of Philosophy degree certificate of Columbia University
A new PhD graduate from the University of Birmingham, wearing a doctor's bonnet, shakes hands with the chancellor.
A South African PhD graduate (on the right, wearing a ceremonial gown)
A PhD gown at the University of Cambridge. Reflecting the status of the PhD as a lower doctorate, it uses a black Master's gown with scarlet facings rather than the scarlet Doctor's gown of the higher doctorates at Cambridge.