ENGLISH
REFERENCE

component

n. · adj.
US //kəmˈpoʊnənt// UK //kəmpˈəʊnənt// com·po·nent
  1. 1 a part of a machine or system (n.)
    B2 Upper Intermediate General-service Technical

    one of the individual parts that makes up a machine or a piece of equipment.

    a physical part of a mechanical or electronic device, often manufactured as a discrete unit.

    Example

    The technician replaced a broken component in the computer's cooling system.

    Example

    The manufacturer sources high-quality electronic components from several different suppliers to ensure the final product meets safety standards.

  2. 2 a part of an idea or plan (n.)
    B2 Upper Intermediate Academic

    a part of a larger plan, idea, or situation.

    a constituent element of a conceptual whole, such as a strategy, curriculum, or chemical mixture.

    Example

    Regular exercise is a vital component of a healthy lifestyle.

    Example

    The research team identified three key components of the economic crisis that had been overlooked by previous analysts.

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  1. 3 forming a whole (adj.)
    C1 Advanced Academic Formal

    describing the parts that make up a larger thing.

    serving as one of the parts of a whole; non-gradable and typically used before a noun.

    Example

    The scientist broke the substance down into its component parts.

    Example

    By examining the component elements of the alloy, the engineers were able to determine why the structure failed under pressure.

    Usage

    Always used before a noun.

Origin

Borrowed from Latin compōnēns, compōnēntis, present participle of compōnō (“assemble, put together”).

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