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Meaning of word beta blocker from English dictionary with examples, synonyms and antonyms.

beta blocker   noun

Meaning : Any of various drugs used in treating hypertension or arrhythmia. Decreases force and rate of heart contractions by blocking beta-adrenergic receptors of the autonomic nervous system.

Synonyms : beta-adrenergic blocker, beta-adrenergic blocking agent, beta-blocking agent