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physicist

American  
[fiz-uh-sist] / ˈfɪz ə sɪst /

noun

  1. a scientist who specializes in physics. physics.


physicist British  
/ ˈfɪzɪsɪst /

noun

  1. a person versed in or studying physics

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of physicist

First recorded in 1710–20; physic(s) + -ist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But in 1970, physicist Stephen Hawking proposed another possibility.

From Science Daily • Apr. 8, 2026

Ernest Moniz, a physicist and former energy secretary during the Obama administration, sits on TAE’s board.

From The Wall Street Journal • Mar. 28, 2026

If that seems like a mouthful, here’s the takeaway from researchers themselves: Allen Scheie, a physicist at Los Alamos National Laboratory, says the result “raises the bar for what can be expected from quantum computers.”

From Barron's • Mar. 26, 2026

Inspired by a novella by Soviet physicist Georgy Demidov, who chronicled his own harrowing experiences in the gulag from the late 1930s until the early 1950s, “Two Prosecutors” unfolds with ominous efficiency.

From Los Angeles Times • Mar. 26, 2026

A more complicated case, though one that unfolded outside the AEC’s security process, involved Frank Oppenheimer, a talented physicist who had received his PhD from Caltech but lacked his older brother’s theoretical profundity.

From "Big Science" by Michael Hiltzik