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  1. ACIDIC Definition & Meaning - Merriam-Webster

    The meaning of ACIDIC is acid-forming. How to use acidic in a sentence.

  2. Acid | Definition, Examples, Types, Uses, & Facts | Britannica

    Dec 12, 2025 · In pure water, which is neutral (neither acidic nor alkaline), the concentration of the hydrogen ion is 10 −7 gram-equivalents per liter, which corresponds to a pH of 7. A solution …

  3. ACIDIC | definition in the Cambridge English Dictionary

    Levels lower than 7 characterize acids, and levels higher than 7 denote bases; highly acidic or highly basic water can harm living things. For those of you that don't remember chemistry …

  4. Acidic - definition of acidic by The Free Dictionary

    Define acidic. acidic synonyms, acidic pronunciation, acidic translation, English dictionary definition of acidic. adj. 1. Acid. See Synonyms at sour. 2. Tending to form an acid. American …

  5. acidic adjective - Definition, pictures, pronunciation and usage …

    acidic (of a taste) bitter, like the taste of lemons or vinegar; (of food or drink) having an acidic taste. A bitter taste is usually unpleasant, but some people enjoy the bitter flavor of coffee or …

  6. What is pH? | US EPA

    Nov 4, 2025 · When chemicals are mixed with water, the mixture can become some level of either acidic or alkaline. Vinegar and lemon juice are acidic substances, while laundry detergents …

  7. Alkaline vs Acidic - Science Notes and Projects

    Sep 13, 2023 · In chemistry, alkaline refers to something with a high pH (>7), while acidic refers to a substance with a low pH (<7). The terms “alkaline” and “acidic” are fundamental concepts in …

  8. acidic - Wiktionary, the free dictionary

    Dec 14, 2025 · acidic (comparative more acidic, superlative most acidic) (chemistry) Having a pH less than 7, or being sour, or having the strength to neutralize alkalis, or turning a litmus paper …

  9. What Is an Acid and What Makes a Substance Acidic?

    Jul 28, 2025 · Acids are characterized by their ability to donate hydrogen ions (H+). When an acid dissolves in water, it dissociates, releasing these ions, which directly leads to its acidic …

  10. acidic, adj. meanings, etymology and more | Oxford English …

    acidic, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary