Exam: TOEFL

Definition: A type of brain surgery that involves cutting certain connections in the prefrontal cortex, often used to treat severe mental disorders.

Example: The doctor explained that a leukotomy might be considered for patients with treatment-resistant depression.

Definition: A type of fat molecule that plays a role in the body's inflammatory response and allergic reactions.

Example: Leukotrienes are involved in asthma and other allergic conditions.

Definition: A tool or muscle that lifts or raises a part of the body or an object.

Example: The surgeon used a levator to lift the fractured bone during the operation.

Definition: Having the same height or position as something else; even and flat without any bumps or slopes.

Example: The table is level, so the books won't fall off.

Definition: In a flat or even manner, without any bumps or slopes.

Example: The table was set level so that the drinks wouldn't spill.

Definition: To be honest and straightforward in communication or to aim something in a straight line.

Example: He decided to level with his friends about his feelings.

Definition: A position or stage in a scale of quality, quantity, or intensity; it can also refer to a flat surface or a specific height.

Example: She reached a new level in her career after the promotion.

Definition: Someone who is calm and sensible, especially in difficult situations.

Example: She remained levelheaded during the crisis, making wise decisions.

Definition: The quality of being calm and sensible, especially in difficult situations.

Example: Her levelheadedness during the crisis helped everyone stay focused and calm.

Definition: Able to be charged or imposed, especially in terms of taxes or fees.

Example: The government announced new leviable taxes on luxury goods.

Definition: To rise or make something rise into the air and float as if there is no gravity.

Example: The magician made the table levitate during the performance.

Definition: The act of raising something into the air without any visible support, often thought to be caused by supernatural forces or special technology.

Example: The magician amazed the audience with his act of levitation, making it seem like he was floating in mid-air.

Definition: A quality of being light-hearted or cheerful, often in a way that is not serious or appropriate for the situation.

Example: The speaker's levity during the serious meeting was not well received by the audience.