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ammonite (1)
ammonite (2)
ammonium
ammonium bicarbonate
ammonium carbonate
ammonium chloride
ammonium hydroxide
ammonium nitrate
ammonium sulfate
ammonoid
ammunition
amnesia
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amnia
amnio
amniocentesis
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ammonium sulfate
am·mo·ni·um sul·fate


noun 
Definition:
 
ingredient of fertilizers: a white crystalline solid. Use: fertilizer, water purification. (NH4)2SO4
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