Exam: Cambridge English: C2 Proficiency (CPE)

Definition: Showing a lack of mental sharpness or quickness; being slow to think or respond.

Example: After a long day at work, I felt hebetudinous and struggled to concentrate on my reading.

Definition: A unit of measurement in the metric system that is equal to 100 meters.

Example: The field is about three hectometers long.

Definition: A belief or philosophy that pleasure or happiness is the most important thing in life, and that people should seek to enjoy life as much as possible.

Example: Many people believe that hedonism leads to a more fulfilling life by prioritizing personal happiness.

Definition: A person or group that has a dominant influence or control over others, especially in political or social contexts.

Example: The country emerged as a hegemon in the region, influencing the policies of its neighbors.

Definition: Relating to the dominance or leadership of one group over others, especially in social, political, or economic contexts.

Example: The country's hegemonic influence in the region has shaped its political landscape.

Definition: The control or influence that one group or country has over others, often in a political or cultural context.

Example: The country's hegemony in the region has led to significant changes in local policies.

Definition: The state or condition of being an heir, which means having the right to inherit property or titles from someone who has died.

Example: After his father's death, he was excited to learn about his heirship and the responsibilities that came with it.

Definition: In a way that relates to the heliacal rising or setting of a star, especially the sun, which occurs just before dawn or just after sunset.

Example: The star appeared heliacally, marking the beginning of the new season.

Definition: A type of telescope that is used to measure small angles between celestial objects, especially to determine the size of the sun and other celestial bodies.

Example: The astronomer used a heliometer to measure the distance between the stars.

Definition: A device that uses a movable mirror to reflect sunlight in a specific direction, often used for measuring solar radiation or in solar energy applications.

Example: The heliostat adjusted its mirror to keep the sunlight focused on the solar panel throughout the day.