sinoatrial

adjective
si·no·atri·al | \ˌsī-nō-ˈā-trē-əl \

Definition of sinoatrial 

: of, involving, or being the sinus node sinoatrial block

First Known Use of sinoatrial

1913, in the meaning defined above

History and Etymology for sinoatrial

New Latin sinus + atrium

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The first known use of sinoatrial was in 1913

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More Definitions for sinoatrial

sinoatrial

adjective
si·no·atri·al | \ˌsī-nō-ˈā-trē-əl \
variants: also sinuatrial \ˌsī-n(y)ü- \

Medical Definition of sinoatrial 

: of, involving, or being the sinoatrial node sinoatrial block

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