dinitrophenol: meaning, definition, pronunciation and examples
Rare / TechnicalScientific / Chemical
Quick answer
What does “dinitrophenol” mean?
A chemical compound consisting of a phenol molecule with two nitro groups attached, used primarily as a reagent and in organic synthesis.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical compound consisting of a phenol molecule with two nitro groups attached, used primarily as a reagent and in organic synthesis.
Any of several isomers of this compound, some of which have historical use as explosives or metabolic stimulants.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences; technical term is identical. Pronunciation may vary slightly.
Connotations
Neutral scientific term in both varieties. Carries connotations of laboratory work, chemical hazards, and historical diet aid misuse.
Frequency
Extremely low frequency in general language; appears almost exclusively in chemical literature, safety data sheets, or historical medical texts.
Grammar
How to Use “dinitrophenol” in a Sentence
[to be] treated with dinitrophenol[to] isolate dinitrophenol[to] characterise/characterize dinitrophenol[to] synthesise/synthesize dinitrophenolVocabulary
Collocations
Examples
Examples of “dinitrophenol” in a Sentence
noun
British English
- The laboratory strictly regulates the storage of dinitrophenol due to its toxicity.
- Historically, some athletes dangerously used dinitrophenol as a metabolic stimulant.
American English
- The research team ordered several grams of 2,4-dinitrophenol for their experiments.
- Exposure to dinitrophenol requires immediate decontamination procedures.
Usage
Meaning in Context
Business
Almost never used; potential reference in chemical manufacturing or hazardous material regulation compliance documents.
Academic
Used in chemistry, biochemistry, and toxicology papers. Example: 'The uncoupling effect of 2,4-dinitrophenol on oxidative phosphorylation was observed.'
Everyday
Virtually never used. If encountered, likely in a warning context or historical anecdote about dangerous diet aids.
Technical
Standard term in chemical nomenclature, material safety, and synthetic organic chemistry protocols.
Vocabulary
Synonyms of “dinitrophenol”
Neutral
Weak
Watch out
Common Mistakes When Using “dinitrophenol”
- Mispronouncing as 'dinitro-phenol' with equal stress on all syllables. Correct stress is on 'phe' and 'nol'.
- Using 'dinitrophenol' as a countable noun without specifying the isomer (e.g., 'a dinitrophenol' is vague).
- Misspelling as 'dinitrophenole' or 'dinitrophenal'.
FAQ
Frequently Asked Questions
Yes, DNP is a common abbreviation for 2,4-dinitrophenol, its most discussed isomer.
It disrupts cellular energy production, causing excessive heat generation and potentially fatal hyperthermia.
No, its medicinal use has been abandoned due to its narrow therapeutic index and high toxicity.
Legally, no. Its sale for human consumption is banned in most countries due to severe health risks.
A chemical compound consisting of a phenol molecule with two nitro groups attached, used primarily as a reagent and in organic synthesis.
Dinitrophenol is usually scientific / chemical in register.
Dinitrophenol: in British English it is pronounced /daɪˌnaɪtrəʊˈfiːnɒl/, and in American English it is pronounced /daɪˌnaɪtroʊˈfiːnɑːl/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: DI (two) NITRO (explosive groups) PHENOL (the parent chemical structure).
Conceptual Metaphor
A CHEMICAL KEY that 'shorts out' cellular energy production, often visualised as a wrench thrown into a metabolic machine.
Practice
Quiz
In which field is the term 'dinitrophenol' primarily used?