Oppenheimer

American

[op-uhn-hahy-mer] / ˈɒp ənˌhaɪ mər /

noun

J(ulius) Robert, 1904–67, U.S. nuclear physicist.

Oppenheimer British

/ ˈɒpənˌhaɪmə /

noun

J ( ulius ) Robert. 1904–67, US nuclear physicist. He was director of the Los Alamos laboratory (1943–45), which produced the first atomic bomb. He opposed the development of the hydrogen bomb (1949) and in 1953 was alleged to be a security risk. He was later exonerated

"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

Oppenheimer Scientific

/ ŏp′ən-hī′mər /

American physicist who directed the Los Alamos, New Mexico, laboratory during the development of the first atomic bomb (1942–1945). After World War II, he became an advocate for the peaceful use of atomic energy and opposed the development of the hydrogen bomb.

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.

Analysts at Oppenheimer expect to see an earnings beat led by the company’s custom AI chip and networking businesses, the firm said in a research note Wednesday.

From Barron's

Oracle’s investments in artificial-intelligence infrastructure may take time to pay off, Oppenheimer argued, but the valuation has become too cheap to ignore.

From Barron's

Both projects were shrouded in secrecy, something the pair had experienced at MGM when they had to read “Oppenheimer” at Christopher Nolan’s house.

From Los Angeles Times

Oppenheimer’s Wald wrote that, for now, “the weight of the market evidence remains constructive” for the home-builder sector, but he also noted that it remains “underappreciated” on Wall Street.

From MarketWatch

Hours before the finale dropped, creator Meaghan Oppenheimer announced the series would not return for another season.

From Los Angeles Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023