Exam: Cambridge English: B2 First (FCE)

Definition: A straight line from the center of a circle to its edge, or the distance from the center to the edge of a circular area.

Example: The radius of the circle is five centimeters.

Definition: To increase the amount of something, such as a bet in a game.

Example: In the poker game, she decided to raise her bet to challenge the other players.

Definition: An increase in salary or wages, often given to reward good performance or to adjust for inflation.

Example: She received a raise after her annual performance review.

Definition: To lift something to a higher position or to increase the amount, level, or strength of something.

Example: They decided to raise the price of the tickets due to high demand.

Definition: Describing something that is lengthy and wandering, often lacking a clear direction or focus.

Example: The speaker's rambling comments made it hard to follow the main point of the discussion.

Definition: Something that is in very bad condition, often because it is poorly built or not taken care of, and looks like it might fall apart.

Example: The old ramshackle house looked like it could collapse at any moment.

Definition: The condition in which food or fat has gone bad and has a strong, unpleasant smell or taste.

Example: The rancidity of the oil made it unsuitable for cooking.

Definition: To change the order or arrangement of something so that it is not in a specific sequence, often used in experiments or games.

Example: The software can randomize the order of the questions in the quiz.

Definition: Describing something that has been changed or arranged in a random way, often to ensure fairness or variety.

Example: The study used a randomized selection of participants to avoid bias.

Definition: To arrange or select things in a way that is not predictable or ordered, often by chance.

Example: The researchers randomized the participants to ensure unbiased results.

Definition: To extend or vary over a certain area or distance; to move freely within a specific space.

Example: The deer range across the forest in search of food.

Definition: A variety or set of things that are different but related, or a specific area or place for a particular activity.

Example: The store offers a wide range of products for customers to choose from.

Definition: To arrange or organize things in a specific order or to classify them into groups.

Example: The teacher asked the students to range the books by their genres on the shelf.

Definition: The quality or state of being quick or fast.

Example: The rapidness of the river's current made it difficult to swim.

Definition: Acting or done quickly and without careful thought, often leading to negative consequences.

Example: Making a rash decision can lead to regret later on.

Definition: In a way that is done quickly and without thinking carefully about the consequences.

Example: He made a rash decision to quit his job without having another one lined up.

Definition: A skin condition that causes red spots or bumps on the body, often due to irritation or an allergic reaction.

Example: After using the new soap, she developed a rash on her arms.