monuron: meaning, definition, pronunciation and examples
Very Low (Highly Technical)Technical/Scientific (Agriculture, Chemistry)
Quick answer
What does “monuron” mean?
A selective, systemic phenylurea herbicide used for controlling weeds in non-crop areas.
Audio
Pronunciation
Definition
Meaning and Definition
A selective, systemic phenylurea herbicide used for controlling weeds in non-crop areas.
A chemical compound belonging to the urea herbicide class, acting as a photosynthesis inhibitor by blocking electron transport at the photosystem II level in susceptible plants.
Dialectal Variation
British vs American Usage
Differences
No significant regional linguistic differences. Usage is identical in technical contexts, governed by international scientific nomenclature and regulatory names.
Connotations
Neutral technical term. May carry negative connotations in environmental or organic farming discussions due to its status as a synthetic herbicide.
Frequency
Extremely rare in general discourse. Frequency is tied entirely to technical literature and regulatory documents, with no regional variation in this specialized use.
Grammar
How to Use “monuron” in a Sentence
Monuron is used for [purpose - e.g., total vegetation control].Monuron was applied to [location - e.g., the railway embankment].The [effect - e.g., phytotoxicity] of monuron was studied.Vocabulary
Collocations
Examples
Examples of “monuron” in a Sentence
verb
British English
- The land was monuron-treated to prevent weed encroachment.
- They decided to monuron the area prior to construction.
American English
- The right-of-way was monuroned for long-term vegetation control.
- We need to monuron that industrial site.
adverb
British English
- Not standard usage. No natural adverb form exists.
American English
- Not standard usage. No natural adverb form exists.
adjective
British English
- The monuron application required careful calibration.
- A monuron-based formulation was chosen.
American English
- The monuron treatment was effective for two seasons.
- Check the monuron concentration in the soil sample.
Usage
Meaning in Context
Business
Might appear in corporate reports of agrochemical companies or in regulatory compliance documents.
Academic
Used in research papers on herbicide chemistry, environmental persistence, weed science, and toxicology.
Everyday
Virtually never used. An average speaker would not encounter this term.
Technical
Primary context. Used in technical manuals, agricultural extension guides, material safety data sheets (MSDS), and environmental monitoring reports.
Vocabulary
Synonyms of “monuron”
Strong
Neutral
Weak
Vocabulary
Antonyms of “monuron”
Watch out
Common Mistakes When Using “monuron”
- Mispronouncing as 'mono-ron' or 'mon-ur-on'. The stress is typically on the first syllable: MON-yur-on.
- Confusing it with similar-sounding herbicides like 'diuron' or 'linuron', which are different compounds in the same class.
- Using it as a countable noun (e.g., 'a monuron'). It is typically a non-count/mass noun referring to the substance.
FAQ
Frequently Asked Questions
No. Its use has declined significantly in many regions due to environmental concerns about its persistence in soil and potential for groundwater contamination. It is banned or heavily restricted in numerous countries.
Typically, no. Monuron is primarily a non-selective herbicide labelled for use in non-crop areas such as railways, industrial sites, and fence lines, not for application to crops intended for human or animal consumption.
The primary hazards are environmental. It is toxic to aquatic life and can leach through soil, potentially contaminating water sources. It is also harmful if swallowed or inhaled.
They have different chemical structures and modes of action. Monuron is a phenylurea that inhibits photosynthesis. Glyphosate is a phosphonate that inhibits an enzyme (EPSP synthase) involved in amino acid synthesis. Glyphosate is generally more widely used and has a different environmental profile.
A selective, systemic phenylurea herbicide used for controlling weeds in non-crop areas.
Monuron is usually technical/scientific (agriculture, chemistry) in register.
Monuron: in British English it is pronounced /ˈmɒnjʊrɒn/, and in American English it is pronounced /ˈmɑːnjəˌrɑːn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None. The word does not feature in idiomatic expressions.”
Learning
Memory Aids
Mnemonic
Think: 'MONO' (one, single) + 'URON' (sounds like 'urea' + 'on') -> a single, specific type of urea-based chemical that turns plant processes 'off'.
Conceptual Metaphor
HERBICIDE IS A BLOCKER/INHIBITOR.
Practice
Quiz
Monuron belongs to which class of chemicals?