English Reference
verb · noun

confine

v. · n.
US /kənˈfaɪn/ con·fine

  1. 01 B2 Upper Intermediate

    v.to keep a person or animal in a small or closed space.

    v.to restrict someone or something within a particular physical area or space. Transitive — requires a direct object.

    Simple

    The dog was confined to the backyard while the guests were inside.

    In context

    During the outbreak, the patients were confined to a specialized ward to prevent the virus from spreading to the rest of the hospital.

    Usage

    Often used in the passive voice with the preposition 'to'.

  2. 02 C1 Advanced Academic

    v.to stay within a certain limit or topic and not go beyond it.

    v.to restrict a discussion, activity, or problem to a specific scope or subject.

    Simple

    Please confine your comments to the topic we are discussing today.

    In context

    The researcher decided to confine the study to urban populations, excluding rural data to maintain a tighter focus on city infrastructure.

    Usage

    Commonly used with the reflexive pronoun (e.g., 'confine oneself to').

  3. 03 C1 Advanced FormalLiterary

    n.the outer limits or borders of a place.

    n.the borders or boundaries of a specific area or the limits of a conceptual space.

    Simple

    It was difficult to stay happy within the narrow confines of the small office.

    In context

    The artist felt that her creativity was being stifled within the rigid confines of traditional academic painting.

    Usage

    Almost always used in the plural form 'confines'.

Usage confine to · largely confine

Their hybrid character allows them to coherently transport electromagnetic energy while confining it to spatial scales far below the wavelength of light in free space.

Phys.org· 31 Aug 2026

By contrast, Florida spends only $30,000 a year to confine someone in a state prison.

The Conversation· 11 Aug 2026

From Middle French confiner, from confins, from Medieval Latin confines, from Latin confinium, from confīnis.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin confinium
Level C1 · Advanced
Frequency Occasional
Updated