"Ph.D." redirects here, for other uses see
Ph.D. (disambiguation). Doctor of Philosophy, abbreviated Ph.D. (
American English) or PhD (
British English) for the
Latin , meaning "teacher of philosophy", (or, more rarely, D.Phil., for the equivalent ) is an
advanced academic degree. In the
English-speaking world it has become the most common denomination for a research
doctorate and applies to graduates in a wide array of disciplines in the
sciences and
humanities. The Ph.D. has become a
requirement for a career as a
university professor or researcher in many
fields. In addition, many Ph.D. graduates go on to careers in government departments,
NGOs, or in the private sector.
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