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    acid

    US /ˈæsɪd/

    ・

    UK /ˈæsɪd/

    A2
    n. (c./u.)Noun (Countable/Uncountable)Sour substance that reacts with metals e.g. lemon
    I added too much lemon acid in my cake, it's sour

    Video subtitles

    Improve your Vocabulary: 50 adjectives to describe what you see, hear, feel, smell, and taste

    16:54Improve your Vocabulary: 50 adjectives to describe what you see, hear, feel, smell, and taste
    • more words to talk about taste. "Acidic", we can see the shorter word in there: "acid".

      more words to talk about taste. "Acidic", we can see the shorter word in there: "acid".

    • Yeah? We think of acids and alkalines. Acid, do you want to be tasting something acid?

      Yeah? We think of acids and alkalines. Acid, do you want to be tasting something acid?

    B1

    Why Smoking makes People look Old? | #aumsum

    04:45Why Smoking makes People look Old? | #aumsum
    • And a waste product called lactic acid.

      And a waste product called lactic acid.

    • Now, one of the most prominent reasons for the muscle cramps is the accumulation of this lactic acid.

      Now, one of the most prominent reasons for the muscle cramps is the accumulation of this lactic acid.

    C1

    Why Cat Bites Are Actually So Dangerous | RTC 35

    12:07Why Cat Bites Are Actually So Dangerous | RTC 35
    • And when you blow off too much CO2, that can create an acid-base problem in your blood,

      And when you blow off too much CO2, that can create an acid-base problem in your blood,

    • that can create an acid base problem in your blood

      that can create an acid base problem in your blood

    B1

    What does coffee do to your body? - BBC World Service

    06:18What does coffee do to your body? - BBC World Service
    • Coffee has other beneficial substances, such as chlorogenic acid, a potent antioxidant that may reduce the risk of many diseases.

      Coffee has other beneficial substances, such as chlorogenic acid, a potent antioxidant that may reduce the risk of many diseases.

    • such as chlorogenic acid, a potent antioxidant that may reduce the risk of many diseases. 

      such as chlorogenic acid, a potent antioxidant that may reduce the risk of many diseases. 

    B2

    Green Coffee Bean - How Green Coffee Bean Works ?

    01:52Green Coffee Bean - How Green Coffee Bean Works ?
    • They key ingredient in the green coffee bean is a very important natural active compound called chlorogenic acid. Chlorogenic acid works by inhibiting the release of glucose in the body, while at the same time boosting the metabolism

      They key ingredient in the green coffee bean is a very important natural active compound called chlorogenic acid. Chlorogenic acid works by inhibiting the release of glucose in the body, while at the same time boosting the metabolism

    • The key ingredient in the Green Coffee Bean is a natural active compound called chlorogenic acid.

      The key ingredient in the Green Coffee Bean is a natural active compound called chlorogenic acid.

    B1

    Genetic Engineering Will Change Everything Forever – CRISPR

    16:04Genetic Engineering Will Change Everything Forever – CRISPR
    • Until we discovered the code of life: deoxyribonucleic acid (DNA).

      Until we discovered the code of life: deoxyribonucleic acid (DNA).

    • Until we discovered the code of life: deoxyribonucleic acid, DNA,

      Until we discovered the code of life: deoxyribonucleic acid, DNA,

    B1

    What causes cavities? | #aumsum

    01:07What causes cavities? | #aumsum
    • Now, when we eat foods containing sugars, some of these bacteria feed on the sugars producing acid.

      Now, when we eat foods containing sugars, some of these bacteria feed on the sugars producing acid.

    • This acid starts to dissolve the minerals of the tooth enamel, causing tooth decay.

      This acid starts to dissolve the minerals of the tooth enamel, causing tooth decay.

    B2

    What If You Stopped Eating?

    03:31What If You Stopped Eating?
    • Your brain changes modes and begins to use ketone bodies for energy which are short-chain derivatives of fatty acid.

      Your brain changes modes and begins to use ketone bodies for energy which are short-chain derivatives of fatty acid.

    • The proteins release amino acid which can be converted into glucose which is great news for your brain but bad news for your body.

      The proteins release amino acid which can be converted into glucose which is great news for your brain but bad news for your body.

    B1

    How the discovery of DNA changed the world – and my life | BBC Ideas

    05:55How the discovery of DNA changed the world – and my life | BBC Ideas
    • Our understanding of deoxyribonucleic acid, or DNA, has grown enormously since its discovery in the 19th century.

      Our understanding of deoxyribonucleic acid, or DNA, has grown enormously since its discovery in the 19th century.

    B2

    Day in the life of a nurse in 2024 | 12 hour shift

    10:36Day in the life of a nurse in 2024 | 12 hour shift
    • In the wintertime, I get the worst dandruff on planet Earth, so this glycolic acid toning solution is a godsend.

      In the wintertime, I get the worst dandruff on planet Earth, so this glycolic acid toning solution is a godsend.

    • So this glycolic acid toning solution is a godsend.

      So this glycolic acid toning solution is a godsend.

    B1