Meaning & Definition of word "Alkaline"
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Alkaline
/ˈæl.kəˌlaɪn/
adjective:
- 1. Having a pH greater than 7; relating to an alkali.
- Example: The alkaline solution neutralized the acid.
- 2. Containing or related to alkalis, which are substances that can accept protons or donate a pair of valence electrons.
- Example: Alkaline batteries are commonly used in household devices.
- 3. Having the properties of an alkali, such as bitterness and slipperiness.
- Example: The alkaline nature of the soil affects the types of plants that can grow there.
- 4. Referring to substances that can raise the pH of a solution or that react with acids.
- Example: Lime is an alkaline substance often used to improve soil pH.
- 5. Pertaining to or containing a base that can neutralize acids.
- Example: Many cleaning supplies are alkaline and effective at removing grease.
Etymology
Derived from the Arabic word 'al-qaly', meaning 'the ashes of saltwort'.
Common Phrases and Expressions
alkaline diet:
A diet that emphasizes consuming alkaline foods to maintain a body's pH balance.
alkaline water:
Water that has a higher pH level than neutral water, often claimed to provide health benefits.
alkaline battery:
A type of battery that uses an alkaline electrolytic solution.
Related Words
alkali:
A basic, ionic salt of an alkali metal or alkaline earth metal.
pH:
A scale used to specify the acidity or basicity of an aqueous solution.
Slang Meanings of alkaline
Meaning: Refers to something that's very basic or easy.
Example Sentence: That math problem was so alkaline, I finished it in no time.
Meaning: Used to describe a laid-back or chill lifestyle, often associated with health.
Example Sentence: She's living that alkaline life, always so calm and healthy.