DictionaryAI

Ph.D.

noun
pee-aych-DEE/ˈpiːˌeɪ̯t͡ʃˈdiː/

PluralPh.D's, Ph.D.'s, Ph.D.s

2 meanings of Ph.D.

Practice

  1. 1
    nouncountable
    The Doctor of Philosophy degree, awarded for original research and generally the highest academic degree a college or university confers.

    After defending her dissertation, she was awarded a Ph.D. in molecular biology.

    Several Ph.D.s in economics were granted by the department this spring.

    Similardoctorate

  2. 2
    nouncolloquialcountable
    A person who holds the degree of Doctor of Philosophy.

    As a Ph.D., she was expected to mentor the junior researchers.

    The lab was staffed almost entirely by Ph.D.s in their twenties.

    Similardoctor

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Origin

Borrowed from New Latin Ph.D., an abbreviation of Philosophiae Doctor, meaning "Doctor of Philosophy."