Exam: TOEFL

Definition: Very low in temperature, often close to absolute zero, where unusual physical properties can occur.

Example: Scientists are studying ultracold atoms to understand quantum mechanics better.

Definition: Very small in size, taking up minimal space while still being functional or effective.

Example: The ultracompact camera fits easily in my pocket, making it perfect for travel.

Definition: Extremely skilled or capable in a particular area or task.

Example: She is ultracompetent in her field, consistently delivering outstanding results.

Definition: This word describes something that works in a very effective way, achieving maximum results with minimal waste or effort.

Example: The new engine design is ultraefficient, using less fuel while providing more power.

Definition: Extremely quick or rapid, often used to describe processes or events that happen in a very short amount of time.

Example: The new computer can process data at ultrafast speeds, making it ideal for complex calculations.

Definition: A liquid that has passed through a filter during a process called ultrafiltration, which removes larger particles and allows smaller ones to pass through.

Example: The laboratory used ultrafiltrate to analyze the composition of the solution.

Definition: A process that separates small particles from larger ones by passing a liquid through a special filter that only allows tiny molecules to go through.

Example: Ultrafiltration is commonly used in water treatment to remove impurities.

Definition: Very dangerous or risky, often to a high degree.

Example: The chemical plant was labeled as ultrahazardous due to the toxic materials it handled.

Definition: Describing someone or something that holds very progressive or extreme political beliefs, often advocating for significant social change.

Example: The ultraliberal policies proposed by the candidate aimed to address income inequality and climate change.

Definition: A person who holds very progressive or liberal views, often advocating for extensive social and political reforms.

Example: The ultraliberal group pushed for changes in environmental policies to combat climate change.

Definition: Describing someone or something that is extremely aggressive or combative, especially in support of a cause or ideology.

Example: The ultramilitant group took extreme measures to promote their beliefs.

Definition: A person who is very aggressive and extreme in their beliefs, often advocating for forceful action to achieve their goals.

Example: The ultramilitant group organized protests to demand immediate change.