chloropicrin: meaning, definition, pronunciation and examples

C2
UK/ˌklɔːrə(ʊ)ˈpɪkrɪn/US/ˌklɔːroʊˈpɪkrɪn/

Technical / Historical

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Quick answer

What does “chloropicrin” mean?

A highly toxic chemical compound used historically as a tear gas and fumigant.

Audio

Pronunciation

Definition

Meaning and Definition

A highly toxic chemical compound used historically as a tear gas and fumigant.

An organic compound with the chemical formula CCl₃NO₂, once deployed as a chemical weapon (lachrymator) and primarily used in agriculture to sterilize soil and eliminate pests, nematodes, and fungi. Its use is now heavily restricted.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or spelling. Both varieties use the same term.

Connotations

Uniformly negative, associated with chemical warfare and hazardous chemicals.

Frequency

Extremely low frequency in both varieties, limited to niche technical fields.

Grammar

How to Use “chloropicrin” in a Sentence

The [noun] was treated with chloropicrin.Chloropicrin was used as a [noun].

Vocabulary

Collocations

strong
soil fumigationchemical warfaretear gashighly toxic
medium
application of chloropicrinexposure to chloropicrinuse chloropicrin
weak
dangerous chloropicrinhistory of chloropicrincompound chloropicrin

Examples

Examples of “chloropicrin” in a Sentence

verb

British English

  • The field was chloropicrined to eradicate the pest.

American English

  • They chloropicrined the soil before planting.

adjective

British English

  • The chloropicrin residue was a concern.

American English

  • A chloropicrin-based fumigant was applied.

Usage

Meaning in Context

Business

Rare, except in regulatory compliance for chemical or agricultural businesses.

Academic

Found in historical texts on WWI chemistry or specialized agricultural science papers.

Everyday

Virtually never used in everyday conversation.

Technical

The primary domain; used in chemistry, military history, and agronomy.

Vocabulary

Synonyms of “chloropicrin”

Strong

tear gas agentlachrymator

Weak

chemical agentsoil sterilant

Vocabulary

Antonyms of “chloropicrin”

antidoteneutralizernutrient

Watch out

Common Mistakes When Using “chloropicrin”

  • Mispronunciation: /ˈklɒrəˌpɪkrɪn/ instead of the standard.
  • Misspelling as 'chloropicin' or 'chloropikrin'.
  • Using it as a general term for any pesticide.

FAQ

Frequently Asked Questions

Its use is highly restricted. It is primarily used as a soil fumigant in some agricultural contexts under strict regulations, but its historical use as a chemical weapon is banned.

It is a severe irritant to the eyes, lungs, and skin. Exposure can cause tearing, coughing, breathing difficulties, and in high concentrations, pulmonary edema or death.

It is often described as having a pungent, penetrating odour, sometimes compared to that of chlorine or a strong insecticide, which serves as a warning property.

No. It is a regulated industrial and agricultural chemical, not a component of household or consumer goods due to its high toxicity.

A highly toxic chemical compound used historically as a tear gas and fumigant.

Chloropicrin is usually technical / historical in register.

Chloropicrin: in British English it is pronounced /ˌklɔːrə(ʊ)ˈpɪkrɪn/, and in American English it is pronounced /ˌklɔːroʊˈpɪkrɪn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think: CHLORO (like chlorine/chemical) + PICRIN (sounds like 'picric' as in picric acid, another explosive/chemical). A chemical compound.

Conceptual Metaphor

DANGER IS A POISONOUS CLOUD / WARFARE IS CHEMICAL CONTAMINATION.

Practice

Quiz

Fill in the gap
During World War I, was used as a lachrymatory agent to incapacitate enemy soldiers.
Multiple Choice

In which primary field is chloropicrin most relevant today?