Exam: TOEFL

Definition: A substance that makes the environment dirty or harmful, especially by contaminating air, water, or soil.

Example: The factory was fined for releasing a dangerous pollutant into the river.

Definition: To make something dirty or harmful, especially by adding waste or chemicals.

Example: Factories can pollute the air and water if they do not follow environmental regulations.

Definition: Made dirty or contaminated, especially by harmful substances or waste.

Example: The river was polluted by industrial waste, making it unsafe for swimming.

Definition: To make something dirty or harmful, especially by adding waste or chemicals.

Example: The river was polluted by industrial waste.

Definition: A person, company, or thing that causes pollution by introducing harmful substances into the environment.

Example: The factory was identified as a major polluter in the region, releasing toxic waste into the river.

Definition: Causing harm to the environment by introducing harmful substances or waste.

Example: The polluting factories are affecting the air quality in the city.

Definition: To make air, water, or land dirty and harmful to living things.

Example: The factory is polluting the river with toxic waste.

Definition: Something that causes harm to the environment by introducing pollutants.

Example: The factory was fined for its pollutive practices that harmed the local river.

Definition: A sport played on horseback where players use mallets to hit a ball into a goal, or a water-based game where teams try to score by throwing a ball into the opposing team's net.

Example: The local club offers lessons for beginners who want to learn how to play polo.

Definition: Relating to a style of dish that is decorated with ingredients like chopped hard-boiled egg yolk, breadcrumbs, and parsley.

Example: The chef prepared a polonaise salad that looked very appealing.

Definition: A formal and slow dance from Poland, usually performed by couples, often in a march-like style. It can also refer to music composed for this type of dance.

Example: The couple gracefully performed the polonaise at the wedding reception.

Definition: A chemical element that is a radioactive metal, found in very small amounts and produced from the decay of radium. It has several forms, known as isotopes, and is used in various scientific applications.

Example: Polonium is used in some types of nuclear batteries and as a heat source in space probes.

Definition: A type of synthetic polymer made from acrylamide monomers, often used in various industrial and laboratory applications, including as a thickening agent or in gel electrophoresis.

Example: Polyacrylamide is commonly used in laboratories for separating proteins in gel electrophoresis.