Answer: hbomb

AnswerCrossword Clue
HBOMB

Eniwetok blaster, informally

HBOMB

Eniwetok first

HBOMB

Powerful weapon

HBOMB
Exploder at Eniwetok: 1952
HBOMB
Frightful force
HBOMBSALT concern
HBOMBThe first one went off in 1952
HBOMBThermonuclear blast maker
HBOMBWeapon since 1952
HBOMBIt was tested on Bikini, 1954
HBOMBCertain W.M.D.
HBOMBU.S.S.R.'s Big Ivan, e.g.
HBOMBTest ban subject, briefly
HBOMBBig bang maker, informally
HBOMBType of missile.
HBOMBBikini blast
HBOMBWeapon first tested in '52
HBOMBCold war specter
HBOMBNuclear threat
HBOMBThermonuclear explosive (Abbr.)
HBOMBBig bang, and it's no theory
HBOMBBig bang maker, and it's no theory
HBOMBExplosive development of 1951
HBOMBBig bang maker
HBOMBBikini demolisher
HBOMBThermonuclear explosive, briefly
HBOMBWeapon since '52
HBOMBBig boomer
HBOMBCold war concern
HBOMBEniwetok test device
HBOMBEniwetok device
HBOMBCold War concern
HBOMBSubject of a '52 test
HBOMBOppenheimer opposed it
HBOMB"Ivy Mike" test weapon
HBOMB1950s WMD
HBOMBGodzilla creator, in the story
HBOMBThermonuclear exploder
HBOMBCold War threat
HBOMBEniwetok test subject