ENGLISH
REFERENCE

strictly

adv.
US //ˈstɹɪktɫi// UK //stɹˈɪktli// strict·ly
  1. 1 following rules exactly (adv.)
    B2 Upper Intermediate

    in a way that follows rules or orders exactly without any changes.

    in a manner that demands total obedience or rigorous adherence to established rules or standards.

    Example

    The school rules are strictly enforced to ensure all students stay safe.

    Example

    The laboratory protocols must be strictly followed to prevent cross-contamination between the sensitive biological samples.

    Usage

    Often modifies verbs like 'enforce', 'follow', or 'prohibit'.

  2. 2 only or exclusively (adv.)
    B2 Upper Intermediate

    used to say that something is for one purpose or group only.

    used to indicate that a statement or condition applies exclusively to a specific person, group, or activity.

    Example

    This parking area is strictly for staff members with a valid permit.

    Example

    The funds were strictly allocated for infrastructure repairs, meaning they could not be diverted to cover administrative salaries.

    Usage

    Commonly used with 'for' or 'limited to'.

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  1. 3 precise meaning (adv.)
    C1 Advanced Formal

    used when you are talking about the exact or literal meaning of a word.

    used to indicate that a word or phrase is being used in its most precise, literal, or technical sense.

    Example

    Strictly speaking, a tomato is a fruit, not a vegetable.

    Example

    Strictly speaking, the agreement is not a treaty but a memorandum of understanding between the two departments.

    Usage

    Frequently appears in the fixed phrase 'strictly speaking'.

  2. 4 mathematical inequality (adv.)
    C2 Proficiency Technical Math

    in math, used to show that one value is always greater or smaller than another, never equal.

    describing a relationship where an inequality holds without the possibility of equality.

    Example

    The function is strictly increasing, so the line always goes up.

    Example

    A strictly monotonic function ensures that for any two distinct points in the domain, their images are also distinct.

    Usage

    Typically modifies adjectives like 'increasing', 'decreasing', 'greater than', or 'less than'.

Origin

From strict + -ly.

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