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.