- NTEST
- Cloud producer, for short
- Practice with a deadly mushroom?
- A-bomb trial
- Atomic device tryout, for short
- Atoll order?
- Big loud display of power
- Demonstration of firepower, briefly
- Eniwetok blast, briefly
- Event that might cause sanctions: Abbr.
- Explosive display of military power, for short
- It's atoll order
- Mil. trial
- Mushroom cloud creator, briefly
- Experimental blow-up
- Modern treaty violation
- Threatening demonstration
- Bikini experiment, briefly
- Bikini blast, briefly
- It may be performed to determine yield, informally
- Provocative event that may put 27-Across on alert
- Provocative international event, briefly
- North Korea described theirs as a "perfect success" in 2017, informally
- Trial on an atoll, maybe
- Underground event, briefly
- Military experiment, briefly
- Weapons experiment, for short
- Blast from the past
- Explosive trial
- 2006 event in North Korea, briefly
- Banned blast, for short
- Treaty subject, for short
- Bikini event
- Explosive experiment
- Mushroom producer?
- Atomic bomb trial, briefly
- Bikini blast
- One of two conducted by N. Korea in 2016 (eek!)
- A-bomb trial, for one
- Big bomb tryout, for short
- 2006 N. Korea announcement
- Big blowup, for short
- Big bomb trial, briefly
- Big bomb trial
- Experimental bomb blast, briefly
- H-bomb trial, e.g.
- N. Korean first of 10/9/2006
- Subject of the 2005 opera "Doctor Atomic"
- Desert trial
- Event monitored by the CIA
- India's first one took place in 1974
- Big blast
- Arms control subj.
- Experimental blast
- Modern mil. treaty violation
- It's quite a blast
- Arms treaty subj.
- Demonstration of power, perhaps
- Explosive tryout, briefly
- A-bomb tryout
- SALT topic
- Underground experiment, briefly
- SALT concern
- SALT subject
- Dropping a bombshell, maybe
- It's a blast
- Big mushroom producer
- Underground event
- Military experiment, perhaps
- Protested event
- Bikini experiment, for short
- 1998 headline event in India
- Big blast, briefly
- Event outlawed by intl. treaty
- Underground experiment, for short
- Event drawing intl. criticism
- Military trial, briefly
- Producer of a large mushroom
- Bygone explosion, in headlines
- Cause of an intl. incident, maybe
- Provocative military move, briefly
- Weapons check, in brief
- Big bang creator
- Late 1940s event, in headlines
- Desert trial, for short
- Mushroom producer, for short
- Brief blowup, in "Big"
- Explosive trial, for short
- Big blowout?
- Bikini event, briefly
- Mushroom cloud producer, in brief
- Headline event in India in 1974 and '98
- Intl. treaty subject
- Trial that bombs, informally
- Big mushroom producer, in brief
- Much-criticized trial, briefly
- Banned display of firepower, informally
- Nervous-making event in N. Korea
- Trial blast that produces a mushroom cloud
- Mushroom-cloud producer, briefly
- Intentional nuclear blast
- Protested event, for short
- H-bomb trial, for one
- Explosive trial, briefly
- Protested event, briefly
- N. Korean experiment of 9/3/17
- Mil. experiment
- Source of some mushrooms
- Explosive demo
