Exam: IELTS

Definition: A powerful drug made from coca leaves that can numb parts of the body and is often used illegally for its pleasurable effects; it can be very addictive.

Example: He was arrested for possession of cocaine, which is illegal in many countries.

Definition: A substance that helps enzymes in the body to work, especially in processes like breaking down food for energy.

Example: Cocarboxylase plays a crucial role in the Krebs cycle, aiding in the conversion of nutrients into energy.

Definition: A substance that does not cause cancer on its own but can increase the risk of cancer when combined with other cancer-causing agents.

Example: Certain chemicals can act as cocarcinogens, enhancing the effects of more potent carcinogens.

Definition: A type of bacterium that has a round or spherical shape.

Example: The doctor explained that coccus bacteria can cause various infections.

Definition: Related to the small bone at the base of the spine, known as the coccyx.

Example: The coccygeal region can be sensitive after a fall.

Definition: A spiral-shaped part of the inner ear that is important for hearing, containing the sensory cells that detect sound.

Example: The cochlea converts sound vibrations into nerve signals that the brain can understand.

Definition: Related to the cochlea, which is a part of the inner ear that helps with hearing.

Example: The cochlear implant has improved the hearing ability of many individuals with hearing loss.

Definition: Relating to a type of drink made by mixing different ingredients, often served at social events, or suitable for semiformal occasions.

Example: She wore a beautiful cocktail dress to the party.

Definition: A mixed drink usually made with alcohol and other ingredients like fruit juices, served chilled. It can also refer to a dish made by combining different types of food, such as fruit or seafood.

Example: She ordered a refreshing cocktail with fresh fruit and mint.

Definition: A powder made from roasted cacao beans, used to make drinks or as a flavoring in food.

Example: I love to drink hot cocoa on cold winter nights.

Definition: A person who secretly helps another person to plan or commit a crime.

Example: The police arrested the coconspirator along with the main suspect.