Exam: Cambridge English: B2 First (FCE)

Definition: In a way that creates shapes with multiple straight sides and angles.

Example: The artist designed the mural polygonally, using various geometric shapes.

Definition: A three-dimensional shape that has flat surfaces called faces, which are polygons.

Example: The architect designed a building in the shape of a polyhedron.

Definition: A substance made of many small, similar units linked together, often used in plastics and other materials.

Example: The new toy is made from a flexible polymer that can bend without breaking.

Definition: To undergo a chemical process in which small molecules combine to form a larger, more complex structure called a polymer.

Example: The scientists studied how the materials polymerise when exposed to heat.

Definition: Relating to or having multiple sounds or voices at the same time, especially in music where different melodies are played together.

Example: The choir performed a beautiful polyphonic piece that showcased various vocal harmonies.

Definition: A musical term that refers to the combination of different rhythms played at the same time, creating a complex and interesting sound.

Example: The drummer used a polyrhythm to add depth to the song.

Definition: A type of plastic that is hard and can be shaped into different forms, often used for making containers, insulation, and packaging materials.

Example: The cups were made of polystyrene, making them lightweight and easy to carry.

Definition: Relating to education or training in various technical fields and applied sciences.

Example: She enrolled in a polytechnic school to study engineering and technology.

Definition: A type of educational institution that focuses on teaching technical and vocational subjects, especially in fields like engineering, technology, and applied sciences.

Example: She decided to enroll in a polytechnic to study engineering.

Definition: Relating to a type of fat that has multiple double bonds in its chemical structure, which can be beneficial for health and is found in certain oils and fish.

Example: Eating foods rich in polyunsaturated fats can be good for your heart.

Definition: This word describes someone or something that has the least amount of money or resources compared to others.

Example: In the poorest areas of the city, many families struggle to make ends meet.