Javelle water
Definition
- Noun:
- An aqueous solution of sodium hypochlorite: "Javelle water" is a chemical term for a dilute solution of sodium hypochlorite (NaOCl) in water, historically used as a bleach and disinfectant.
Usage
- As a common noun: The term is used to refer to the specific chemical solution itself. It is often encountered in historical, industrial, or specialized cleaning contexts.
- Note on Capitalization: While derived from a place name ("Javel" in France), it is typically not capitalized in modern common usage.
Examples
- Noun:
- The old recipe for whitening linen called for javelle water.
- Before modern household bleach was common, javelle water was a standard disinfectant.
Advanced Usage
- Historical Context: The term is primarily historical. In modern contexts, "sodium hypochlorite solution" or "household bleach" are more common terms, though "javelle water" may still be used in specific technical or historical discussions.
- Chemical Preparation: Refers to a solution made by passing chlorine gas through a solution of sodium carbonate.
Variants and Related Words
- Eau de Javel (n): The original French term from which "javelle water" is derived.
- Bleach (n): A more general modern term for substances that whiten or disinfect, often containing sodium hypochlorite.
- Sodium hypochlorite solution (n): The precise chemical description of javelle water.
Synonyms
- Chlorine bleach (when referring to its active component and function).
- Dilute sodium hypochlorite.
Related Phrases
- Javelle water is a fixed noun phrase. It does not commonly form phrasal verbs or idioms.
Noun
-
an aqueous solution of sodium hypochlorite
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