carbonate

/'kɑ:bənit/

Definition

Noun:
- A salt or ester of carbonic acid: A chemical compound containing the carbonate ion (CO₃²⁻), often formed by the reaction of carbonic acid with a base or metal.
- A mineral or rock composed primarily of such salts: A naturally occurring substance, such as limestone or calcite.
Verb:
- To impregnate or treat with carbon dioxide gas: To dissolve carbon dioxide in a liquid, typically under pressure, creating effervescence.
- To convert into a carbonate: To cause a substance to react and form a carbonate salt, often through a chemical process like carbonation.

Examples of Usage

Noun:
- Calcium carbonate is a common compound found in seashells and limestone.
- The geologist identified the white rock as a carbonate.
Verb:
- The company uses a special process to carbonate the water for its beverages.
- Over long periods, water can carbonate certain minerals, altering their chemical structure.

Advanced Usage

"Carbonate of": A phrase used in older or chemical nomenclature to specify the base element in the compound.
- They analyzed a sample of carbonate of lime.
In geology: Used to describe rocks or sediments formed from carbonate minerals.
- The ancient sea bed is composed of carbonate rocks.

Variants and Related Words

Carbonated (adj): Describing a liquid into which carbon dioxide has been dissolved.
- Carbonated water is bubbly.
Carbonation (n): The process of dissolving carbon dioxide in a liquid, or the effervescence resulting from it.
- The carbonation gives the soda its fizz.
Bicarbonate (n): A related compound containing the anion HCO₃⁻.
- Sodium bicarbonate is used in baking.

Synonyms

Related Phrases (Phrasal Verbs)

(Note: "Carbonate" is not commonly used with phrasal verbs. The actions are typically expressed directly.)

Related Idioms

(Note: There are no common idioms directly featuring the word "carbonate.")

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