sinus node

[ sahy-nuh s ]

/ ˈsaɪ nəs /

noun Anatomy.

sinoatrial node.

Nearby words

sinus arrhythmia, sinus block, sinus histiocytosis with massive lymphadenopathy, sinus iridum, sinus meridianii, sinus node, sinus of dura mater, sinus of valsalva, sinus of vena cava, sinus pause, sinus rhythm

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for sinus node

sinus node

n.

sinoatrial node

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.