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Exam: TOEFL

alcoholism

IPA: //ˌæl.kəˈhɒl.ɪ.zəm//

KK: /ˈæl.kə.hɒl.ɪ.zəm/

noun

Definition: A condition where a person has a strong need to drink too much alcohol, which can cause serious health problems and difficulties in daily life.

Example: His struggle with alcoholism affected his relationships and career.

alcool

IPA: //ˈæl.kɒl//

KK: /ˈæl.kɔl/

noun

Definition: A type of alcohol that is often used in beverages and can be made from grains or other sources.

Example: Many people enjoy cocktails that contain alcohol.

aldehyde

IPA: //ˈældəhaɪd//

KK: /ˈældəˌhaɪd/

noun

Definition: A type of organic compound that is very reactive and contains a specific group of atoms called CHO. These compounds are made by changing primary alcohols and are often used to create materials like resins and dyes.

Example: Formaldehyde is a common type of aldehyde used in various industrial applications.

alderman

IPA: /ˈɔːldərmən/

KK: /ˈɔːldərmən/

noun

Definition: A person who is a member of a local government council, often involved in making decisions for a town or city.

Example: The alderman proposed a new law to improve public transportation in the city.

aldermanic

IPA: /ˌɔːldəˈmænɪk/

KK: /ˈɔːldərˌmænɪk/

adjective

Definition: Relating to a member of a city council or local government, typically responsible for making decisions and representing the interests of a community.

Example: The aldermanic committee met to discuss local issues.

alderwoman

IPA: /ˈɔːldərˌwʊmən/

KK: /ˈɔːldərˌwʊmən/

noun

Definition: A woman who serves as a member of the local government, helping to make laws and decisions for a town or city.

Example: The alderwoman proposed a new policy to improve public transportation in the city.

aldol

IPA: //ˈældɒl//

KK: /ˈældɔl/

noun

Definition: A type of organic compound that is a thick, colorless to pale yellow liquid, made from acetaldehyde, and is used in making perfumes and as a solvent.

Example: The chemist used aldol in the reaction to create a new compound.

aldolase

IPA: //ˈældəˌleɪz//

KK: /ˈældəˌleɪs/

noun

Definition: A type of protein found in some living tissues that helps break down certain sugars into smaller sugar molecules.

Example: Aldolase plays a crucial role in the glycolytic pathway by facilitating the conversion of fructose-1,6-bisphosphate into glyceraldehyde-3-phosphate and dihydroxyacetone phosphate.

aldose

IPA: //ˈæl.doʊs//

KK: /ˈældoʊs/

noun

Definition: A type of simple sugar that has an aldehyde group in its structure.

Example: Glucose is an example of an aldose.

aldosterone

IPA: //ælˈdɔːstərɒn//

KK: /ælˈdɔstəˌroʊn/

noun

Definition: A type of hormone produced by the adrenal glands that helps control the balance of salt and water in the body.

Example: Aldosterone plays a crucial role in maintaining blood pressure by regulating sodium and potassium levels.

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