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English to English verb
| 1 |
act in opposition to |  | source: wordnet30
| 2 |
oppose or check by a counteraction |  | source: wordnet30
| 3 |
oppose and mitigate the effects of by contrary actions |  | Example: This will counteract the foolish actions of my colleagues
source: wordnet30
| 4 |
destroy property or hinder normal operations |  | Example: The Resistance sabotaged railroad operations during the war
source: wordnet30
| 5 |
To act in opposition to; to hinder, defeat, or frustrate, by contrary agency or influence; as, to counteract the effect of medicines; to counteract good advice. |  | source: webster1913
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