Exam: Cambridge English: B2 First (FCE)

Definition: The action or result of making something blurry or out of focus, especially in photography or optics.

Example: The defocus of the image made it hard to see the details clearly.

Definition: To make something less clear or sharp, especially in terms of vision or images.

Example: The photographer decided to defocus the background to highlight the subject in the foreground.

Definition: Describing something that is not clearly focused or sharp, often used in photography or visual contexts.

Example: The image appeared defocused, making it hard to see the details clearly.

Definition: To make something less focused or clear, often used in photography or optics.

Example: The photographer defocused the background to highlight the subject in the foreground.

Definition: Relating to the process of cutting down trees in a forest, resulting in the loss of forested land.

Example: The deforested area was once home to many species of wildlife.

Definition: To remove trees from a forested area, often resulting in damage to the environment.

Example: The area was deforested to make way for new buildings.

Definition: To change shape or form in a way that is not normal or expected, often resulting in a misshapen appearance.

Example: The metal will deform if it is heated too much.

Definition: To change the shape or form of something, often in a way that makes it look ugly or misshapen.

Example: The intense heat can deform the metal, causing it to lose its original shape.

Definition: To reorganize a computer's data so that files are stored in a continuous manner, which helps improve performance.

Example: I need to defragment my hard drive to make it run faster.

Definition: A program or software that reorganizes the data on a computer disk to improve efficiency and speed.

Example: I used a defragmenter to optimize my computer's hard drive performance.

Definition: Able to be broken down into smaller parts by natural processes, often referring to materials that can decompose or be recycled.

Example: Many companies are now producing degradable packaging to help reduce waste in landfills.

Definition: To take out moisture from the air or a space, making it less humid.

Example: The air conditioner can dehumidify the room during hot summer days.

Definition: To lose water or fluids from the body.

Example: After exercising in the heat, it's important to drink water to avoid dehydrating.

Definition: To remove water from something, often to preserve it or to cause a loss of bodily fluids.

Example: The doctor advised me to drink plenty of water to avoid dehydrating during the hot summer days.

Definition: The condition that occurs when the body loses more water than it takes in, leading to a lack of sufficient fluids for normal bodily functions.

Example: Dehydration can cause serious health problems if not treated quickly.