Exam: Cambridge English: C2 Proficiency (CPE)

Definition: A very small piece of dust or rock that comes from space and falls to the Earth or the Moon.

Example: Scientists study micrometeorites to learn more about the early solar system.

Definition: Relating to very small particles from space that enter the Earth's atmosphere.

Example: Scientists study micrometeoritic materials to understand the origins of our solar system.

Definition: A very small piece of space rock or dust that travels through space.

Example: Scientists study micrometeoroids to understand the composition of our solar system.

Definition: A part of a plant where tiny spores are produced.

Example: The microsporangium is essential for the reproduction of certain plants.

Definition: A type of cell that divides through a process called meiosis to create four smaller cells known as microspores.

Example: The microsporocyte in the plant's reproductive system is crucial for producing pollen grains.

Definition: Relating to the small structures within a material that can only be seen with a microscope.

Example: The researchers studied the microstructural properties of the new alloy to understand its strength.

Definition: A field of technology that deals with very small devices and materials, typically at the scale of micrometers.

Example: Microtechnology is used in the development of tiny electronic components for smartphones.

Definition: The use of very small intervals between notes in music, which are smaller than the standard semitones used in Western music.

Example: Many contemporary composers explore microtonality to create unique sounds and textures in their music.

Definition: Relating to a period of a thousand years or to the idea of a thousand years.

Example: The millenary celebration marked the thousand-year anniversary of the city's founding.

Definition: A term that refers to a period of one thousand years or a group of one thousand units or things.

Example: The millenary celebration marked the end of a thousand years of history.

Definition: Relating to or consisting of one part in a thousand.

Example: The millesimal system is used to measure very small quantities accurately.

Definition: A term that refers to one part out of a thousand equal parts of something.

Example: In the millesimal system, each unit is divided into a thousand smaller units.