ammonium
uh moh nee uhm
- n the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion
- A mixture of TATP and ammonium nitrate was used in suicide bombs in Casablanca, Moroco on May 16, 2003.
- Ammonium nitrate, whose blast wrecked Texas City last week (see NATIONAL AFFAIRS) is all too easy to make.
- It wasn't common for someone to buy a ton of ammonium nitrate.