PhD

abbreviation or noun

variants or Ph.D.
plural PhDs or Ph.D.s
: the academic degree, title, or rank of doctor of philosophy
He was awarded a PhD in economics.
Jane Smith, Ph.D.
also : a person who has earned the academic degree of doctor of philosophy
The Cold Spring Harbor Laboratory Watson School of Biological Sciences graduated its first PhDs (14 of them) in June 2004 … Horace Freeland Judson

Examples of PhD in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Winnie the Poodle may be your ticket to a sweet escape, Erin Olivo, PhD, co-founder of the Center for Wise Mind Living in New York and assistant psychology professor at Weill Cornell Medical College, tells SELF. Jenna Ryu, SELF, 26 Dec. 2024 They were stunned to discover that the creatures regularly traveled hundreds of miles — likely headed for warmer pastures with more abundant plants and glacial meltwater, says Ludovic Landry-Ducharme, a PhD student at the University of Quebec at Rimouski who is continuing the research. Christine Peterson, Vox, 23 Dec. 2024 Antioxidants in coffee can reduce the chemical deterioration of cells and allow for the cells to recover better after being exposed to harmful effects like inflammation, according to Rodrigo Cunha, PhD, a co-author of the review and a professor of neuroscience at the University of Coimbra. Fran Kritz, Verywell Health, 18 Dec. 2024 The parents had grown up in Canada but lived in multiple states while the mother did a PhD and secured a tenure-track teaching job. Raja Krishnamoorthi, Newsweek, 16 Dec. 2024 See all Example Sentences for PhD 

Word History

Etymology

New Latin philosophiae doctor

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of PhD was in 1839

Dictionary Entries Near PhD

Cite this Entry

“PhD.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/PhD. Accessed 5 Jan. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!