English Reference
noun

madness

n.
US /ˈmædnəs/ UK /mˈædnəs/ mad·ness UK spelling madnesses

  1. 01 B2 Upper Intermediate

    very stupid or dangerous behavior that makes no sense.

    extreme foolishness or lack of reason; behavior that is reckless or illogical.

    Simple

    It would be absolute madness to drive through the mountains during a snowstorm.

    In context

    The decision to invest the entire pension fund in such a volatile market was sheer madness, as any financial advisor could have predicted.

  2. 02 C1 Advanced ArchaicLiterary Medicine

    a state of serious mental illness.

    a state of severe mental instability or disorder. This usage is often considered dated or insensitive in modern clinical contexts.

    Simple

    In the old story, the king's madness grew worse as he lost his power.

    In context

    The novel explores the thin line between artistic genius and clinical madness, set against the backdrop of nineteenth-century London.

    Usage

    In modern medicine, specific terms like 'psychosis' or 'disorder' are preferred over this general term.

    Teacher's tip

    This sense is common in classic literature like Shakespeare, but students should avoid using it to describe mental health today.

  3. 03 B2 Upper Intermediate Literary

    a state of being very angry.

    a state of intense rage or fury.

    Simple

    In a moment of madness, he shouted at his boss and quit his job.

    In context

    The protagonist was driven to a kind of cold madness by the betrayal, seeking revenge at any cost.


From Middle English madnes, madnesse; equivalent to mad + -ness.

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

This entry
Origin Middle English madnes
Level B2 · Upper Intermediate
Frequency Frequent
Updated