Usually means: Reduce the strength or effectiveness.
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We found 26 dictionaries that define the word weaken:

General (24 matching dictionaries)
  1. weaken: Longman Dictionary of Contemporary English
  2. weaken: Merriam-Webster
  3. weaken: Oxford Learner's Dictionaries
  4. weaken: American Heritage Dictionary of the English Language
  5. weaken: Collins English Dictionary
  6. weaken: Vocabulary.com
  7. Weaken, weaken: Wordnik
  8. weaken: Cambridge Advanced Learner's Dictionary
  9. weaken: Wiktionary
  10. weaken: Webster's New World College Dictionary, 4th Ed.
  11. weaken: The Wordsmyth English Dictionary-Thesaurus
  12. weaken: Infoplease Dictionary
  13. weaken: Dictionary.com
  14. weaken: Cambridge Essential American English Dictionary
  15. Weaken: Online Plain Text English Dictionary
  16. weaken: Webster's Revised Unabridged, 1913 Edition
  17. weaken: Rhymezone
  18. Weaken: AllWords.com Multi-Lingual Dictionary
  19. weaken: Webster's 1828 Dictionary
  20. weaken: FreeDictionary.org
  21. weaken: Mnemonic Dictionary
  22. weaken: TheFreeDictionary.com

Business (1 matching dictionary)
  1. weaken: Legal dictionary

Computing (1 matching dictionary)
  1. weaken: Encyclopedia

(Note: See weakened as well.)

Definitions from Wiktionary (
)
American English Definition British English Definition
verb:  (transitive) To make weaker or less strong.
verb:  (intransitive) To become weaker or less strong.

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Words similar to weaken

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Similar:

Opposite:

Phrases:

Colors:
    light blue,     soft pink,     faded yellow,     washed-out green,     muted lavender, more...



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