Exam: TOEFL

Definition: A collection or group of similar items or ideas that are gathered together.

Example: The clustering of data points helped the researchers identify patterns in the information.

Definition: To group things together in a close arrangement or to form a cluster.

Example: The flowers are clustering together in the garden.

Definition: Describing someone or something that performs well in important or high-pressure situations.

Example: The team showed their clutch ability by scoring the winning goal in the final minutes of the game.

Definition: To try to grab or hold onto something tightly, often in a moment of panic or urgency.

Example: She began to clutch at the railing as the boat rocked in the waves.

Definition: A group of eggs laid by a bird at one time, or a bag used for carrying small items.

Example: She carried her essentials in a stylish clutch to the party.

Definition: To grasp something firmly or hold it tightly in your hand.

Example: She had to clutch her bag tightly to keep it from falling.

Definition: To move in a noisy and confused way, often causing disorder.

Example: The children cluttered around the playground, making a lot of noise.

Definition: A messy or disorganized collection of things that are not in their proper place.

Example: The clutter in her room made it hard to find anything.

Definition: To fill a space with too many things, making it messy or difficult to use.

Example: She cluttered the room with unnecessary furniture.

Definition: Relating to a group of aquatic animals that includes jellyfish, corals, and sea anemones, known for their stinging cells.

Example: The cnidarian species found in this reef are vital for the ecosystem.

Definition: A type of simple animal that has a body with a central cavity and is often found in water, including creatures like jellyfish and corals.

Example: The cnidarian is known for its unique stinging cells that help it capture prey.

Definition: The process where a colloidal mixture separates into two liquid layers, with one layer being richer in colloidal substances.

Example: Coacervation is often used in the development of new materials and drug delivery systems.

Definition: A person who trains or instructs others in a specific skill or activity, such as sports, music, or acting.

Example: The coach helped the team improve their performance before the championship game.

Definition: To train or instruct someone in a particular skill or subject.

Example: She will coach the team in preparation for the championship.

Definition: Able to learn and improve through guidance and instruction from a coach or mentor.

Example: She is very coachable and always eager to learn new skills.

Definition: A person who trains or instructs others in a particular skill or sport.

Example: The coacher helped the team improve their performance before the big game.

Definition: Done with pressure or necessity, not freely chosen.

Example: The workers were in a coact situation, where they had to follow strict orders without any choice.

Definition: To work together with others to achieve a common goal or purpose.

Example: The team decided to coact in order to complete the project on time.

Definition: A joint action or collaboration between two or more parties, often resulting in mutual influence or effect.

Example: The coaction of the two species in the ecosystem helps maintain balance.