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Exam: TOEFL

acerbic

IPA: /əˈsɜː.bɪk/

KK: /əˈsɜrbɪk/

adjective

Definition: Having a sharp or bitter taste or tone, often used to describe someone's remarks or attitude that are harsh or cutting.

Example: Her acerbic comments during the meeting made everyone uncomfortable.

acerbically

IPA: /əˈsɜː.bɪ.kli/

KK: /əˈsɜr.bɪ.kli/

adverb

Definition: In a way that is sharp or biting, often expressing sarcasm or bitterness.

Example: She responded acerbically to the criticism, making it clear she was not pleased.

acescent

IPA: //əˈsɛs.ənt//

KK: /ˈæsɛnt/

adjective

Definition: Describing something that is becoming sour or acidic, often used to refer to food or drink that is starting to spoil or ferment.

Example: The acescent taste of the fruit made it less appealing to some.

noun

Definition: A substance that is likely to turn sour or acidic over time.

Example: The acescent liquid in the bottle had a distinct tangy smell.

acetabulum

IPA: /ˌæsɪˈtæbjʊləm/

KK: /ˌæsɪˈtæbjʊləm/

noun

Definition: A cup-shaped socket located at the base of the hipbone that holds the ball-shaped head of the thigh bone, allowing for movement at the hip joint.

Example: The acetabulum is crucial for the stability of the hip joint.

acetaldehyde

IPA: //ˌæs.ɪˈtæl.də.haɪd//

KK: /ˈæsɪˌtælˌdaɪhɛd/

noun

Definition: A clear, colorless liquid that can catch fire easily, used in making substances like vinegar, perfumes, and some medicines.

Example: Acetaldehyde is commonly used in the production of various chemicals and as a solvent.

acetamid

IPA: /əˈsɛtəˌmɪd/

KK: /əˈsɛtəˌmɪd/

noun

Definition: A chemical compound that is an alternative form of acetamide, which is used in various chemical reactions and processes.

Example: The chemist discussed the properties of acetamid in the laboratory.

acetamide

IPA: //əˈsɛtəˌmaɪd//

KK: /əˈsɛtəˌmaɪd/

noun

Definition: A white, crystalline substance made from acetic acid, often used as a solvent in various chemical processes and applications.

Example: Acetamide is often used in organic synthesis due to its properties as a solvent.

acetaminophen

IPA: //ˌæsɪˈtæməˌnɛfən//

KK: /ˌæsɪˈtæməˌnɛfən/

noun

Definition: A type of medicine that helps to reduce pain and lower fever.

Example: I took acetaminophen to help with my headache.

acetanilid

IPA: /əˈsiːtəˌnɪlɪd/

KK: /əˈsɛtənəˌlɪd/

noun

Definition: A chemical compound that is a derivative of acetanilide, often used in various chemical applications.

Example: Acetanilid was once commonly used to relieve pain and reduce fever.

acetate

IPA: /ˈæs.ɪ.teɪt/

KK: /ˈæsɪˌteɪt/

noun

Definition: A type of chemical compound that comes from acetic acid, often used in making fibers, films, or coatings.

Example: The artist used an acetate sheet to create a transparent overlay for her drawings.

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