Exam: TOEFL

Definition: A theoretical particle that is believed to carry the force of gravity, having no electric charge and no mass.

Example: Scientists are researching the properties of the graviton to better understand gravity at the quantum level.

Definition: The natural force that pulls objects toward each other, especially the force that pulls things toward the Earth.

Example: The apple fell from the tree due to gravity.

Definition: A thick, oily substance that is often used to make things move smoothly or to reduce friction between surfaces.

Example: The mechanic applied grease to the engine parts to ensure they worked properly.

Definition: To apply a slippery substance to a surface to make it smooth or to reduce friction.

Example: He decided to grease the hinges of the door to make it open more easily.

Definition: This word describes something that is very large, important, or impressive. It can also refer to someone who is distinguished or notable in some way.

Example: She is a great artist known for her beautiful paintings.

Definition: In a very good or excellent way; to a high degree.

Example: She performed great in the competition and won first place.

Definition: A person who is outstandingly superior or skillful, often recognized for their significant contributions or achievements in a particular field.

Example: Many consider Mozart to be one of the greats in classical music.

Definition: Larger in size, amount, or degree than something else; often used to compare two things.

Example: The greater the effort you put in, the better the results will be.

Definition: The highest in quality or degree; the best or most important.

Example: She is considered the greatest athlete of all time.

Definition: To a large extent or degree; very much.

Example: She was greatly impressed by the performance.

Definition: The quality or state of being very large, important, or impressive.

Example: The greatness of her achievements inspired many people.

Definition: A strong and selfish desire to have more of something, especially money or possessions, than one needs or deserves.

Example: His greed for wealth led him to make unethical decisions.

Definition: Having a strong desire for more than what is needed, especially in terms of wealth or possessions.

Example: He became greedier as he earned more money, always wanting to accumulate more.