English Reference
noun · adjective

official

n. · adj.
US /əˈfɪʃəɫ/ UK /əfˈɪʃəl/ of·fi·cial UK spelling officials

  1. 01 B1 Intermediate

    n.a person who has a position of responsibility in an organisation, like the government or a sports club.

    n.a person holding a position of authority or responsibility within a government, institution, or sports body.

    Simple

    The government official explained the new rules to the reporters.

    In context

    A senior official from the Ministry of Finance declined to comment on the proposed tax reforms until the final report was published.

  2. 02 B1 Intermediate

    adj.authorised or approved by a person or group in power.

    adj.authorised, sanctioned, or communicated by a proper authority.

    Simple

    We are still waiting for an official statement from the company.

    In context

    The department issued an official directive requiring all staff to undergo safety training before the end of the fiscal year.

  3. 03 B2 Upper Intermediate Informal

    adj.true and certain, often used when something was a secret before.

    adj.verified as true or certain; often used to confirm a previously speculative fact.

    Simple

    It is finally official: they are getting married in June.

    In context

    The news became official this morning when the club announced the signing of the new striker on their website.

    Teacher's tip

    In informal contexts, this sense is often used to mean 'it is now a public fact'.

  4. 04 C2 Proficiency Technical Medicine

    adj.describing a medicine that is listed in a country's book of approved drugs.

    adj.recognised by or listed in a national pharmacopeia; meeting the legal standards for medicinal use.

    Simple

    The pharmacist checked if the drug was listed in the official records.

    In context

    The laboratory ensured that the chemical compound met all official standards before it was approved for clinical trials.

    Teacher's tip

    This is a highly specialised sense used in pharmacology and law; general learners will rarely encounter it.

    standardisedpharmacopoeial
Don't confuse

official vs officious — Official describes something authorized or formal, while officious describes someone who is annoyingly bossy or meddlesome.

Usage official data · official figures · official confirmed

This entry
Level B1 · Intermediate
Frequency Very common
Updated