Exam: Cambridge English: B2 First (FCE)

Definition: Experiencing too much work or stress, often leading to exhaustion or fatigue.

Example: After working late every night for a month, she felt completely overworked and needed a break.

Definition: To write in a way that is overly complicated or uses too many words, often making the text difficult to read.

Example: The author tends to overwrite, making the story less engaging.

Definition: To replace old information by writing new information over it, often resulting in the loss of the original data.

Example: I accidentally overwrote my report when I saved the new version.

Definition: A small structure in seed plants that contains the embryo sac and can develop into a seed after fertilization.

Example: The ovule is an essential part of the plant's reproductive system, as it eventually becomes the seed.

Definition: A type of fabric or a style of shoe that is often associated with formal or casual wear.

Example: He wore a pair of oxford shoes to the wedding.

Definition: A chemical process where a substance combines with oxygen or loses electrons, often resulting in a change in its properties.

Example: The oxidation of iron leads to rust formation.

Definition: A chemical compound that consists of oxygen combined with another element.

Example: Water is made up of hydrogen and oxygen, but rust is an example of an oxide formed from iron and oxygen.

Definition: To combine with oxygen or to undergo a chemical reaction in which electrons are transferred, often resulting in a change in the substance's properties.

Example: Iron will oxidise if it is exposed to moisture and air for a long time.

Definition: Describes something that has undergone a chemical reaction with oxygen, often resulting in a change in color or composition.

Example: The metal has oxidised, giving it a rusty appearance.

Definition: To have undergone a chemical reaction with oxygen, often resulting in a change in color or composition.

Example: The metal has oxidised, causing it to turn a reddish-brown color.

Definition: Relating to a process that involves the addition of oxygen to a substance or the removal of hydrogen from it, often resulting in a chemical change.

Example: The oxidising agent in the reaction helped to convert the metal into its oxide form.

Definition: To combine with oxygen or to cause a substance to combine with oxygen, often resulting in a change in chemical composition.

Example: The process of oxidising iron leads to the formation of rust.

Definition: To undergo a chemical reaction in which a substance combines with oxygen, often resulting in a change in its properties.

Example: Iron will oxidize when exposed to moisture and air, leading to rust.

Definition: To combine a substance with oxygen, often resulting in a chemical change.

Example: When iron is exposed to moisture, it can oxidize and form rust.