English Reference
adjective

weakened

adj.
US /ˈwikənd/ UK /wˈiːkənd/ weak·ened

  1. 01 B2 Upper Intermediate

    having less strength, power, or energy than before.

    characterised by a reduction in physical strength, political power, or functional capacity.

    Simple

    The long illness left him in a weakened state for several weeks.

    In context

    The prime minister emerged from the scandal in a significantly weakened position, struggling to maintain the loyalty of her own cabinet.

    enfeebledfrailimpaired
  2. 02 B2 Upper Intermediate

    describes a structure or material that is no longer solid or safe.

    referring to a loss of structural or material integrity, often due to external stress or decay.

    Simple

    The weakened walls of the old house were dangerous after the storm.

    In context

    Engineers discovered that the bridge's support beams had been weakened by decades of exposure to saltwater and heavy traffic.

Usage weakened immune

Hawaii was menaced by Hurricane Fausto last month before the storm weakened and skirted north of the island chain.

Phys.org· 16 Aug 2026

The researchers also highlighted several other concerns they believe weakened the original conclusions.

ScienceDaily· 14 Jun 2026
This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated