Exam: Cambridge English: C1 Advanced (CAE)

Definition: The quality of showing many different colors that seem to change when viewed from different angles.

Example: The iridescence of the soap bubble made it look magical in the sunlight.

Definition: A rare and very hard metallic element that is resistant to corrosion and is used in various high-temperature applications and to strengthen platinum.

Example: Iridium is often used in electrical contacts due to its durability and resistance to wear.

Definition: Causing annoyance or irritation; something that is bothersome or tedious.

Example: The constant noise from the construction site was quite irksome.

Definition: Describing something that is very strong, secure, or unbreakable, often used to refer to rules or agreements that cannot be changed or broken.

Example: The company has an ironclad contract that protects its interests.

Definition: A type of warship from the 19th century that has metal plates on its sides for protection.

Example: The ironclad was a significant advancement in naval warfare during its time.

Definition: The quality of expressing something in a way that means the opposite of what is said, often in a humorous or sarcastic manner.

Example: Her ironicalness made it hard to tell if she was being serious or joking.

Definition: A person who uses irony in their writing or speech, often to convey a deeper meaning or to criticize something.

Example: The author is known as an ironist, cleverly weaving irony into her stories to highlight societal issues.

Definition: To express something in a way that means the opposite of what is said, often for humorous or sarcastic effect.

Example: She tends to ironize her own mistakes to make light of them.

Definition: To express something in a way that conveys a meaning opposite to the literal meaning, often for humorous or sarcastic effect.

Example: The comedian often ironizes everyday situations in his routines.

Definition: A situation or expression where there is a difference between what is expected and what actually happens, often in a humorous or surprising way.

Example: It was a great irony that the fire station burned down while the firefighters were out on a call.

Definition: The amount of light or radiation that hits a specific area, often measured in watts per square meter or square centimeter.

Example: The irradiance on the solar panel was measured to optimize its energy output.

Definition: To emit or send out rays of light or energy.

Example: The sun seems to irradiate warmth and light during the summer.

Definition: To expose something to radiation or to shine light on it, often to kill bacteria or enhance growth.

Example: Farmers often irradiate their produce to ensure it is safe for consumption.