What does "weaken" mean?

Weaken: 2. To reduce in quality, strength, or spirit; as, to weaken tea; to weaken any solution or decoction.

Additional senses

  1. 2.To become weak or weaker; to lose strength, spirit, or determination; to become less positive or resolute; as, the patient weakened; the witness weakened on cross-examination. "His notion weakens, his discernings are lethargied." Shak.

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