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Exam: Cambridge English: B2 First (FCE)

oesophagus

IPA: //ɪˈsɒfəɡəs//

KK: /ɪˈsɑfəgəs/

noun

Definition: A tube that connects the throat to the stomach, allowing food and liquids to pass through.

Example: The doctor explained how the oesophagus works in the digestive system.

offbeat

IPA: /ˈɔfˌbiːt/

KK: /ˈɔfˌbit/

adjective

Definition: Not following the usual style or pattern; unusual or unconventional.

Example: Her offbeat sense of humor always makes people laugh.

noun

Definition: A beat in music that is not emphasized or stressed, often creating a unique or unusual rhythm.

Example: The song had an offbeat rhythm that made it stand out from the others.

offence

IPA: /əˈfɛns/

KK: /əˈfɛns/

noun

Definition: A term used mainly in British English to refer to a crime or an act that breaks the law.

Example: He was charged with a serious offence after the investigation.

officer

IPA: /ˈɒfɪsə/

KK: /ˈɔfɪsər/

noun

Definition: A person who has a position of authority or responsibility in an organization, such as the military, police, or a company.

Example: The officer gave instructions to the team before the mission.

transitive verb

Definition: To command or manage someone or something in a position of authority.

Example: The captain will officer the team during the match.

official

IPA: /əˈfɪʃəl/

KK: /əˈfɪʃəl/

adjective

Definition: Relating to an authority or a position of power; formal and authorized.

Example: The official statement from the government clarified the new policy.

noun

Definition: A person who holds a position of authority or responsibility in an organization, especially in government or sports, and is responsible for enforcing rules or making decisions.

Example: The official announced the results of the election to the public.

officially

IPA: /əˈfɪʃəli/

KK: /əˈfɪʃəli/

adverb

Definition: In a way that is recognized or authorized by an authority or organization.

Example: The event was officially announced by the mayor.

offkey

IPA: /ˌɔfˈki/

KK: /ɔfˈki/

adverb

Definition: In a way that is not in tune or harmony, often referring to music or singing that sounds wrong or unpleasant.

Example: The singer performed offkey, making the audience cringe.

offline

IPA: /ˈɒf.laɪn/

KK: /ˈɔfˌlaɪn/

adjective

Definition: Not connected to a computer or the Internet.

Example: I prefer to read books offline instead of on my tablet.

adverb

Definition: Not connected to a computer or the Internet.

Example: I prefer to work offline to avoid distractions from the Internet.

ohm

IPA: /oʊm/

KK: /oʊm/

noun

Definition: A unit used to measure how much a material resists the flow of electric current, defined as the resistance that allows one ampere of current to flow when one volt is applied.

Example: The resistor in the circuit has a value of 10 ohms.

oil

IPA: /ɔɪl/

KK: /ɔɪl/

noun

Definition: A thick, slippery liquid that comes from plants, animals, or minerals, often used for cooking, fueling engines, or making products.

Example: She added a few drops of oil to the frying pan before cooking the vegetables.

transitive verb

Definition: To apply a liquid substance, often derived from plants or animals, to a surface to make it smooth or to reduce friction.

Example: She decided to oil the squeaky door hinges to make them work better.

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