Exam: Cambridge English: C2 Proficiency (CPE)

Definition: The process in early development where a hollow ball of cells, called a blastula, is formed from a mass of cells.

Example: During embryonic development, blastulation is a crucial step that leads to the formation of the blastula.

Definition: Referring to a device or medium that can start a computer's operating system.

Example: You need a bootable USB drive to install the new software on your computer.

Definition: A type of particle that has a specific property called spin, which can be zero or a whole number. These particles can exist in large numbers in the same state, unlike other types of particles.

Example: The discovery of the Higgs boson was a significant milestone in particle physics.

Definition: A social class that includes people who own businesses and property, often seen as the middle class in society.

Example: The bourgeoisie played a significant role in the economic development of the country.

Definition: This term describes a style of writing where the text alternates direction, going from right to left on one line and then from left to right on the next line.

Example: The ancient manuscript was written in boustrophedon, making it unique and challenging to read.

Definition: This term describes a style of writing where lines alternate direction, moving from right to left and then from left to right.

Example: The ancient script was written in a boustrophedon style, making it unique and challenging to read.

Definition: An old way of writing where the text alternates direction, going from right to left on one line and then from left to right on the next line.

Example: The ancient manuscript was written in boustrophedon, making it unique and challenging to read.

Definition: To remove parts of a text that are considered inappropriate or offensive.

Example: The publisher decided to bowdlerise the novel to make it suitable for younger readers.

Definition: Referring to organisms, especially insects, that have very short or underdeveloped wings.

Example: The brachypterous species of beetles are unable to fly due to their tiny wings.

Definition: A gill or similar organ that helps some animals breathe underwater.

Example: Fish use their branchiae to extract oxygen from water.

Definition: A person in a family who earns the money to support everyone.

Example: In many families, the father is often seen as the breadwinner.

Definition: To give money or gifts to someone in order to persuade them to do something dishonest or illegal.

Example: He tried to bribe the official to get his license faster.

Definition: A payment or gift given to someone to persuade them to do something dishonest or illegal.

Example: The politician was accused of accepting a bribe to change the law.

Definition: To give someone money or a favor to persuade them to do something wrong or illegal.

Example: He tried to bribe the official to get his license faster.