Exam: IELTS

Definition: Relating to the period before living organisms existed, often referring to organic materials that were present before life began.

Example: Scientists study prebiological conditions to understand how life might have originated on Earth.

Definition: Relating to substances that support the growth of beneficial microorganisms in the gut, often found in certain foods or supplements.

Example: Eating foods rich in prebiotic fibers can help improve your digestive health.

Definition: To get on an airplane or other vehicle before the usual time or before other people.

Example: Passengers are allowed to preboard the flight if they need extra time.

Definition: To let someone get on a vehicle, especially an airplane, before the usual time or before others.

Example: Passengers were allowed to preboard the flight due to their special needs.

Definition: To reserve something, such as a ticket or a room, before the actual time it is needed.

Example: I decided to prebook my flight to ensure I got a good price.

Definition: Arranged or reserved ahead of time, usually for travel or accommodation.

Example: We have a prebooked hotel room waiting for us when we arrive.

Definition: This term refers to the mathematical concepts and skills that are necessary before studying calculus.

Example: Students often take a precalculus course to prepare for calculus.

Definition: A subject in mathematics that prepares students for calculus by covering topics like functions, equations, and graphs.

Example: Many high schools offer precalculus as a way to prepare students for college-level calculus courses.

Definition: Describing a condition that may develop into cancer or is likely to become cancerous.

Example: The doctor found a precancerous lesion during the examination.

Definition: Relating to a period or system that existed before the development of capitalism.

Example: The precapitalist societies relied on barter and trade rather than monetary transactions.

Definition: A person who belongs to a society that existed before the development of capitalism.

Example: In the study of economic history, a precapitalist often represents the social structures that existed before modern market economies.

Definition: Something that is unstable or uncertain, often putting someone in a risky situation.

Example: The climber found himself in a precarious position on the edge of the cliff.

Definition: In a way that is not securely held or in position; likely to fall or collapse; unstable or risky.

Example: The cat was perched precariously on the edge of the roof.