WordGarden.ioorganophosphate
C2Pronunciation
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Meanings
Noun
an organic phosphorus compound, often used in pesticides or nerve agents
Adjective
relating to organophosphate compounds or poisoning by them
Beyond the definition
Imagine a chemical that can quietly interrupt the signals in a living body. That is what this kind of substance can do. Organophosphates are a group of chemicals that have been used mainly in pesticides, and some have also been made as nerve agents. Because they affect the nervous system, exposure can be dangerous for both people and animals. A farmer spraying crops, for example, might be using one and needs to handle it with great care.
These chemicals work by blocking an enzyme that helps nerves send messages normally. When that enzyme is blocked, the body can become overstimulated, causing harmful symptoms. You might hear about organophosphate poisoning in stories about farm workers, chemical accidents, or polluted environments.
Organophosphates are a class of chemicals that contain phosphorus and carbon. They are best known for their use in pesticides, though some have also been developed as deadly nerve agents such as sarin and soman. Because of this double history, the word can appear in both farming and military or chemical safety contexts.
What links these chemicals is the way many of them affect the nervous system. They inhibit an enzyme called acetylcholinesterase, which normally helps stop nerve signals at the right time. When that enzyme is blocked, nerve signals keep firing, and the body can become overwhelmed. This may lead to symptoms such as sweating, muscle twitching, vomiting, trouble breathing, weakness, and in severe cases, death.
Many organophosphates were widely used in agriculture to control insects on crops, but concerns about poisoning and long-term health effects have led to tighter rules or bans in many places. The term often appears in discussions of pesticide exposure, food safety, environmental contamination, toxicology, and chemical warfare.
In some technical contexts, the word can also refer to related chemicals used in industry, but for most learners, the main idea is this: an organophosphate is usually a phosphorus-based chemical known for use in pesticides and for its dangerous effects on the nervous system.
Examples
- 1
Farm pesticides
The farm stopped using organophosphate pesticides after workers complained of headaches.
- 2
Poisoning treatment
Doctors treated the child for organophosphate poisoning after he swallowed garden chemicals.
- 3
Environmental testing
Tests found low levels of organophosphates in the river near the fields.
See also
Similar
- phosphate ester
Shades of meaning
- organophosphorus insecticide
Contrast
- carbamate
Used with (collocations)
- organophosphate pesticide
- organophosphate poisoning
- organophosphate exposure
Explore
- cholinesterase inhibitor
- organophosphorus compound
Forms and spellings
1 form open this card.
Main spelling
- organophosphatenoun