Exam: IELTS

Definition: The state of being used to something or being familiar with it, often through repeated exposure or experience.

Example: His accustomedness to the cold weather made it easier for him to enjoy winter sports.

Definition: Something that is of the highest quality or standard, often used to describe excellent performance or skill.

Example: She is an ace student, always achieving the highest grades.

Definition: A person who is very skilled at something, especially in sports or games, or a playing card that has one spot.

Example: He played an ace to win the game.

Definition: To do something very well or to achieve a high score, especially in a test or competition.

Example: She aced the exam and received a scholarship for her outstanding performance.

Definition: This word describes something that does not have any cells or is not made up of cells.

Example: The acellular vaccine is effective in preventing certain diseases without using live pathogens.

Definition: Having a sharp or bitter taste or smell; often used to describe a harsh or severe manner in speaking.

Example: Her acerb remarks during the meeting made everyone uncomfortable.

Definition: To make someone feel annoyed or irritated.

Example: His constant interruptions began to acerbate the situation.

Definition: Having a sharp or bitter taste or tone, often used to describe someone's remarks or attitude that are harsh or cutting.

Example: Her acerbic comments during the meeting made everyone uncomfortable.

Definition: In a way that is sharp or biting, often expressing sarcasm or bitterness.

Example: She responded acerbically to the criticism, making it clear she was not pleased.

Definition: Describing something that is becoming sour or acidic, often used to refer to food or drink that is starting to spoil or ferment.

Example: The acescent taste of the fruit made it less appealing to some.

Definition: A substance that is likely to turn sour or acidic over time.

Example: The acescent liquid in the bottle had a distinct tangy smell.

Definition: A cup-shaped socket located at the base of the hipbone that holds the ball-shaped head of the thigh bone, allowing for movement at the hip joint.

Example: The acetabulum is crucial for the stability of the hip joint.

Definition: A clear, colorless liquid that can catch fire easily, used in making substances like vinegar, perfumes, and some medicines.

Example: Acetaldehyde is commonly used in the production of various chemicals and as a solvent.