ammonium phosphate: meaning, definition, pronunciation and examples
LowTechnical/Scientific
Quick answer
What does “ammonium phosphate” mean?
A salt containing ammonium and phosphate ions, commonly used as a fertilizer.
Audio
Pronunciation
Definition
Meaning and Definition
A salt containing ammonium and phosphate ions, commonly used as a fertilizer.
A chemical compound with the formula (NH₄)₃PO₄, existing in several forms (monoammonium, diammonium), used primarily in agriculture as a source of nitrogen and phosphorus, and in fire retardants and baking powder.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or spelling differences. Pronunciation may vary slightly.
Connotations
Identical technical connotations in both varieties.
Frequency
Equally low frequency in both UK and US English, confined to specialist fields.
Grammar
How to Use “ammonium phosphate” in a Sentence
[ammonium phosphate] + [verb: is used/applied/contains][adjective: granular/liquid] + [ammonium phosphate]Vocabulary
Collocations
Examples
Examples of “ammonium phosphate” in a Sentence
verb
British English
- The soil was treated with ammonium phosphate.
- We need to ammonium-phosphate the field before sowing.
American English
- The field was amended with ammonium phosphate.
- They plan to apply ammonium phosphate next season.
adjective
British English
- The ammonium-phosphate compound is highly soluble.
- We observed ammonium-phosphate deposition in the soil.
American English
- The ammonium phosphate solution is ready.
- Check the ammonium phosphate content on the label.
Usage
Meaning in Context
Business
Used in agricultural supply and chemical manufacturing sectors.
Academic
Common in chemistry, soil science, and agricultural engineering texts.
Everyday
Virtually never used in casual conversation.
Technical
Precise term in chemistry, agronomy, and industrial processes.
Watch out
Common Mistakes When Using “ammonium phosphate”
- Misspelling as 'amonium phosphate'.
- Using it as a countable noun (e.g., 'an ammonium phosphate') instead of an uncountable mass noun.
- Confusing monoammonium phosphate (MAP) with diammonium phosphate (DAP).
FAQ
Frequently Asked Questions
In its pure form, it can be an irritant and should be handled with care. As a fertilizer component in regulated products, it is safe when used as directed.
Monoammonium phosphate (MAP) and diammonium phosphate (DAP) differ in their ammonium content and pH effect on soil. DAP has a higher nitrogen content.
No, it is best suited for plants requiring high levels of phosphorus and nitrogen, often at the beginning of the growing season. Soil testing is recommended.
No, ammonium phosphate is a synthetically produced inorganic salt and is not permitted in certified organic agriculture.
A salt containing ammonium and phosphate ions, commonly used as a fertilizer.
Ammonium phosphate is usually technical/scientific in register.
Ammonium phosphate: in British English it is pronounced /əˌməʊ.ni.əm ˈfɒs.feɪt/, and in American English it is pronounced /əˌmoʊ.ni.əm ˈfɑːs.feɪt/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Think: 'AMMonium' feeds plants (like an AMMo box feeds a soldier) and 'PHOSphate' helps them grow strong (PHOS sounds like 'force').
Conceptual Metaphor
PLANT FOOD IS FUEL (ammonium phosphate is a high-energy fuel for crops).
Practice
Quiz
What is the primary use of ammonium phosphate?