Examples of counteract in a Sentence
The drug will counteract the poison.
this medication will counteract the symptoms but it won't kill the infection
First Known Use of counteract
COUNTERACT Defined for English Language Learners
Definition of counteract for English Language Learners
: act against (something) : to cause (something) to have less of an effect or to have no effect at all
COUNTERACT Defined for Kids
Definition of counteract for Students
: to make (something) have less of an effect or no effect at all The antidote counteracts the poison.
Seen and Heard
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