sinus rhythm

noun

Definition of sinus rhythm 

: the rhythm of the heart produced by impulses from the sinus node restored the patient to normal sinus rhythm

First Known Use of sinus rhythm

1911, in the meaning defined above

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The first known use of sinus rhythm was in 1911

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sinus rhythm

noun

Medical Definition of sinus rhythm 

: the rhythm of the heart produced by impulses from the sinoatrial node

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Britannica.com: Encyclopedia article about sinus rhythm

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