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REFERENCE

modification

n.
US //ˌmɑdəfəˈkeɪʃən// UK //mˌɒdɪfɪkˈeɪʃən// mod·i·fi·ca·tion
  1. 1 an adjustment or change (n.)
    B2 Upper Intermediate

    a small change made to something to improve it or make it more suitable.

    the act of making a minor alteration or adjustment to something while keeping its essential character intact.

    Example

    The engineers made a slight modification to the engine to help it use less fuel.

    Example

    The architect suggested a minor modification to the original floor plan to allow for more natural light in the central hallway.

  2. 2 grammar/linguistics (n.)
    C1 Advanced Academic Technical Science

    the way a word's meaning is changed or limited by another word.

    the structural relationship where one word or phrase limits or qualifies the meaning of another.

    Example

    In the phrase 'red apple', the word 'red' is a modification of 'apple'.

    Example

    The student struggled with noun modification, often placing the adjective after the noun instead of before it.

    Usage

    In linguistics, this refers to the relationship between a head and its dependents.

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  1. 3 biological change (n.)
    C1 Advanced Technical Science

    a change in a living thing caused by its environment that is not passed on to its babies.

    a non-heritable change in an organism's phenotype resulting from environmental influence.

    Example

    The plant's smaller leaves were a modification caused by the dry soil, not its genes.

    Example

    Biologists distinguish between genetic mutations and environmental modifications that do not alter the underlying DNA sequence of the species.

Origin

From Middle English modificatioune, from Middle French modification and its etymon Latin modificātiō (“a measuring”), from modificāre (“to limit, control, modify”); see modify. By surface analysis, modify + -ication.

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