Definition

Noun: A chemical compound, specifically the gaseous form of chloropicrin, used as a lachrymatory agent (tear gas).

Usage

This is a highly specific technical term from chemistry and military/riot control contexts. It refers to a compound used as an irritant.

Examples

• The chemical formula for nitrochloromethane is CCl₃NO₂.
• Historically, nitrochloromethane was deployed as a chemical warfare agent.
• The use of nitrochloromethane as a tear gas is now heavily regulated.

Advanced Usage

• Technical Context: In scientific literature, the term is used precisely to denote this specific chemical compound, often discussing its properties, synthesis, or effects.

Variants and Related Words

• Chloropicrin (n): The more common name for the same chemical compound. While specifies the gaseous form, is the general name for the substance in any state.
• Tear gas (n): A general term for lachrymatory agents, under which nitrochloromethane/chloropicrin is categorized.

Synonyms

• Chloropicrin
• Trichloronitromethane (systematic IUPAC name)
• PS (military designation)

Notes on Meaning

This word has a single, precise technical meaning. It is not used in everyday language and carries connotations of chemistry, warfare, and riot control.

Noun

1. gaseous form of chloropicrin used as tear gas