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obligation

n.
US //ˌɑbɫəˈɡeɪʃən// UK //ˌɒblɪɡˈeɪʃən// obli·ga·tion
  1. 1 a duty or requirement (n.)
    B2 Upper Intermediate

    something you must do because it is your duty or because of a law.

    a social, legal, or moral requirement that compels an individual to follow a particular course of action.

    Example

    The company has a legal obligation to ensure the safety of its workers.

    Example

    Citizens have a moral obligation to assist those in need, even when no specific law mandates such intervention.

    Usage

    Often used with the verbs 'meet', 'fulfill', or 'honour'.

    Pitfall
    I have the obligation of help him.
    I have an obligation to help him.

    The noun 'obligation' is followed by the infinitive 'to help', not 'of helping'.

  2. 2 a legal contract or debt (n.)
    C1 Advanced Formal Technical Law

    a formal agreement or a debt that you are required to pay.

    a formal agreement stipulating a specified action or payment; often refers to the document or the financial debt itself.

    Example

    The bank reviewed the borrower's financial obligations before approving the new loan.

    Example

    The defendant failed to meet his contractual obligations, leading to a significant lawsuit regarding the unpaid debts.

    Usage

    In financial contexts, it frequently refers to bonds or fixed-income securities.

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  1. 3 feeling of gratitude (n.)
    C2 Proficiency Formal

    a feeling that you should do something for someone because they helped you.

    a state of being indebted to someone for a favour or service rendered.

    Example

    He felt a sense of obligation toward the mentor who helped him start his career.

    Example

    Having received such generous support during her illness, she felt a profound sense of obligation to give back to the community clinic.

    Teacher's tip

    This sense is often expressed through the phrase 'under an obligation' or 'sense of obligation'.

Origin

From Middle English obligacioun, from Old French obligacion, from Latin obligatio, obligationem, from obligatum (past participle of obligare), from ob- (“to”) + ligare (“to bind”), from Proto-Indo-European *leyǵ- (“to bind”).

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