Exam: TOEFL

Definition: Describing something that has been added at the beginning or front of another word or element.

Example: The word 'unhappy' is prefixed with 'un' to indicate the opposite meaning.

Definition: To add something at the beginning of another thing, often to change its meaning or function.

Example: The teacher prefixed the student's name to the list of participants.

Definition: Relating to the preparations or checks that are done before a flight takes place.

Example: The preflight checklist ensures that all systems are functioning properly before takeoff.

Definition: A check or inspection that is done before a flight to ensure that everything is in order and safe for flying.

Example: The pilot completed a thorough preflight before taking off.

Definition: To check an aircraft to ensure it is safe and ready for flying before takeoff.

Example: The pilot must preflight the plane to ensure everything is functioning properly.

Definition: Set up in a specific format before use, often to ensure consistency or ease of reading.

Example: The document was preformatted to fit the standard layout required by the company.

Definition: Relating to the front part of the brain, specifically the area located at the front of the frontal lobe.

Example: The prefrontal cortex is important for decision-making and social behavior.

Definition: A part of the brain located at the front of the frontal lobe, involved in complex behaviors such as decision making, problem solving, and controlling social behavior.

Example: The prefrontal cortex plays a crucial role in planning and decision-making.

Definition: Relating to the nerve fibers that connect to a ganglion, particularly in the autonomic nervous system.

Example: The preganglionic fibers are essential for transmitting signals from the central nervous system to the ganglia.

Definition: Able to be attacked or captured; not secure.

Example: The castle was pregnable due to its weak defenses.

Definition: The state of carrying a developing baby inside a woman's body.

Example: Her second pregnancy was easy.

Definition: Carrying a developing baby inside the body.

Example: She is pregnant and expecting her first child.

Definition: To heat something, like an oven, before using it for cooking.

Example: Please preheat the oven to 350 degrees before baking the cake.

Definition: A person who studies or is an expert in the time before written history.

Example: The prehistorian discovered ancient tools that provided insight into early human life.