sodium chloride
Definition
Noun A white crystalline solid consisting mainly of sodium chloride (NaCl). It is an ionic compound formed from sodium and chlorine, widely known as common table salt. It is essential for biological function and has extensive use as a seasoning and food preservative.
Usage
"Sodium chloride" is the scientific and chemical term for common salt. It is used in formal, technical, and scientific contexts. * The chemical formula for sodium chloride is NaCl. * Seawater contains a high concentration of dissolved sodium chloride. * In the laboratory, sodium chloride is often used to create a saline solution.
Advanced Usage
- In Chemistry and Biology: Refers specifically to the ionic compound, discussing its properties, crystal structure, or role in physiological processes.
- The solubility of sodium chloride in water decreases at lower temperatures.
- The kidneys help regulate the body's balance of sodium chloride.
Variants and Related Words
- Salt (noun): The common name for sodium chloride, especially when used for seasoning or preservation. This is the term used in everyday, culinary, and many industrial contexts.
- Halite (noun): The natural mineral form of sodium chloride, often called rock salt.
- Saline (adjective): Describing a solution containing sodium chloride, especially one that is isotonic with body fluids.
Synonyms
- Table salt
- Common salt
- Rock salt (refers to the mineral form)
Related Phrases and Terms
- Sodium chloride solution: A liquid in which sodium chloride is dissolved, often in water.
- The wound was cleaned with a sterile sodium chloride solution.
- Sodium chloride intake: Refers to the amount of salt consumed in a diet.
- High sodium chloride intake can contribute to hypertension.
Noun
-
a white crystalline solid consisting mainly of sodium chloride (NaCl)
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