DictionaryAI

expert

SayEK-spurt/ˈɛk.spɜɹt/UK/ˈɛk.spɜːt/

Pluralexperts

5 meanings of expert

Practice

  1. 1
    skilled personnouncountable
    A person who knows a great deal about a subject or is very skilled at it.

    We asked an expert to look at the cracks in the wall.

    The TV show invited experts to talk about healthy eating.

    UsageSay an expert on a subject or an expert in a field.

    Similarspecialist, authority, professional

    Oppositenovice, amateur, beginner, layperson

    Note
  2. 2
    highly skilledadjective
    Very skilled at something or knowing a lot about it, or showing that skill.

    My grandmother is an expert cook.

    He is expert at finding cheap flights online.

    UsageSay an expert cook, or expert at something. Use more expert, most expert.

  3. 3
    adjectiveobsolete
    Tested by long experience and skilled from years of practice.
    Note

Less common meanings

  1. 4
    noun
    In US chess, a player whose rating is one step below master.
  2. 5
    verb
    To have something checked by a person who knows a lot about it.

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Origin

It comes from Latin expertus, from a word experior meaning "to try." English got it through Old French, where it meant "experienced."

Checked 7 Nov 2026 · 4 facts