Exam: Cambridge English: C1 Advanced (CAE)

Definition: Relating to the study of friction, wear, and lubrication between surfaces in motion.

Example: The tribological properties of the materials were tested to improve their performance in machinery.

Definition: A person who studies or works in the field of tribology, which is the science of friction, wear, and lubrication between surfaces in relative motion.

Example: The tribologist conducted experiments to understand how different materials interact under pressure.

Definition: The study of how surfaces interact when they move against each other, focusing on friction, lubrication, and wear.

Example: Engineers use tribology to improve the performance and lifespan of machinery by reducing friction.

Definition: A difficult or painful experience that causes suffering or distress.

Example: After many years of tribulation, she finally found peace and happiness.

Definition: A group or body that makes decisions or judgments in legal matters, often acting like a court.

Example: The tribunal ruled in favor of the defendant after reviewing the evidence.

Definition: Relating to a chemical compound that has three carboxyl groups in its structure.

Example: Citric acid is a tricarboxylic acid found in citrus fruits.

Definition: A small organ found in some single-celled organisms that can shoot out a thread or filament to capture prey or defend itself.

Example: The paramecium uses its trichocysts to catch tiny food particles in the water.

Definition: Having a shape or appearance similar to hair.

Example: The trichoid structures on the surface of the insect help it blend into its environment.

Definition: A specialist who focuses on diagnosing and treating issues related to hair and the scalp.

Example: After struggling with hair loss, I decided to visit a trichologist for advice.

Definition: A type of single-celled organism that has a whip-like structure and can live as a parasite in the intestines or urinary tract of animals.

Example: The doctor diagnosed the patient with an infection caused by a trichomonad.