Answer: HBOMB
HBOMB is a crossword puzzle answer that we have spotted 50 times.
Referring Clues:
- The first one went off in 1952
 - Thermonuclear blast maker
 - Weapon since 1952
 - It was tested on Bikini, 1954
 - Blast maker, informally
 - Mushroom cloud maker
 - Cold war threat
 - Eniwetok test subject
 - Thermonuclear explosive
 - Cold war concern
 - Nuclear device
 - Weapon of mass destruction
 - Nuclear weapon
 - Edward Teller's legacy
 - Mushroom cloud former, for short
 - Oppenheimer opposed it
 - Thermonuclear explosive (Abbr.)
 - Cold war specter
 - Fusion weapon
 - Big bang maker, and it's no theory
 - Explosive development of 1951
 - Big bang maker
 - *Weapon first tested in '52
 - 16-Across concern, briefly
 - Certain W.M.D.
 - U.S.S.R.'s Big Ivan, e.g.
 - Nuclear threat
 - SALT subject
 - Edward Teller's brainchild
 - Subject of a '52 test
 - "Ivy Mike" test weapon
 - Big bang, and it's no theory
 - 1950s WMD
 - Test ban subject, briefly
 - Godzilla creator, in the story
 - Test ban subject
 - Thermonuclear explosive, briefly
 - Weapon since '52
 - Bikini demolisher
 - Eniwetok blaster, informally
 - Big bang maker, informally
 - What Teller called "The Super"
 - A nuclear weapon
 - Its testing awakened Godzilla ... and what's dropped, facetiously, into five puzzle answers
 - Weapon in a 1952 test
 - Eniwetok exploder
 - Weapon of mass destruction, informally
 - Cold War concern, for short
 - Cold War concern ... and what created 20-, 32-, 40- and 55-Across?
 - What awakens Godzilla from the ocean, informally
 
Last Seen In:
- New York Times - August 09, 2024
 - LA Times - February 25, 2022
 - New York Times - May 26, 2021
 - LA Times - February 08, 2021
 - New York Times - July 20, 2020
 - Netword - July 20, 2018
 - Universal - February 05, 2018
 - LA Times - January 09, 2018
 - Universal - October 27, 2017
 - LA Times - September 10, 2017
 - LA Times - April 28, 2017
 - Universal - April 16, 2017
 - Universal - February 16, 2017
 - Universal - January 11, 2016
 - New York Times - December 29, 2015
 - Universal - December 05, 2015
 - LA Times - October 11, 2015
 - New York Times - July 01, 2015
 - USA Today - May 19, 2015
 - King Syndicate - Eugene Sheffer - May 04, 2015
 
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