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eager

adj.
US //ˈiɡɝ// UK //ˈiːɡɐ// ea·ger
  1. 1 keen or excited (adj.)
    B1 Intermediate

    wanting to do or have something very much.

    strongly wanting to do or have something; characterized by keen interest or impatient desire.

    Example

    The students were eager to start their summer holidays after the final exam.

    Example

    The young interns were eager to impress their supervisors, often staying late to ensure every detail of the report was perfect.

    Usage

    Commonly followed by an infinitive ('eager to help') or the preposition 'for' ('eager for news').

    Pitfall
    He is eager of starting the project.
    He is eager to start the project.

    Use 'eager to' followed by a verb, or 'eager for' followed by a noun.

  2. 2 computing (adj.)
    C1 Advanced Technical Computing

    in computer science, doing a task immediately instead of waiting until it is needed.

    describing an evaluation strategy that performs a calculation as soon as an expression is bound to a variable.

    Example

    The program uses eager evaluation to process the data as soon as it arrives.

    Example

    By employing eager loading, the application fetches all related records in a single query to minimize subsequent database hits.

    Usage

    Usually used as a technical contrast to 'lazy evaluation'.

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  1. 3 sharp or sour (adj.)
    C2 Proficiency Archaic Literary

    having a sharp, sour, or bitter taste or feeling.

    possessing a sharp, acid, or pungent quality; can also refer to biting cold or severe temperament.

    Example

    The eager air of the winter morning made his skin sting.

    Example

    Hamlet described the midnight air as a nipping and an eager air, emphasizing the biting cold of the Danish night.

    Teacher's tip

    This sense is rarely found in modern speech but appears in Shakespeare and other classic literature.

Etymology 1

Etymology tree Proto-Indo-European *h₂eḱ- Proto-Indo-European *-rós Proto-Indo-European *h₂eḱrós Proto-Italic *akris Classical Latin ācer Late Latin ācrus Old French aigrebor. Middle English egre English eager Inherited from Middle English egre, eger, from Old French aigre, egre (modern French aigre), from Latin ācrus, variant of ācer (“sharp, keen”); see acid, acerb, etc. Compare vinegar, alegar.

Etymology 2

See eagre.

Word family
Idioms1 entry

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