Word.ws English Dictionary

SA node

SA node is the abbreviation of sinoatrial node.

Meaning of sinoatrial node

Noun

sinoatrial node (plural sinoatrial nodes)

  1. A group of cells located in the wall of the right atrium of the heart that originates the impulses stimulating the heartbeat.

Forms of SA node

pluralSA nodes

Questions about SA node

What is SA node the abbreviation of?
SA node is the abbreviation of sinoatrial node.

Words near SA node in the dictionary

  1. s620
  2. s620s
  3. SA
  4. Sa Huỳnh
  5. Sa Kaeo
  6. SA node
  7. SA nodes
  8. sa'alik
  9. SA'd
  10. SA'ed
  11. SA'ing

Source and license

Adapted from Wiktionary: SA node (page history and authors); sinoatrial node (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “SA node.” Word.ws, https://word.ws/sa_node. Based on Wiktionary, CC BY-SA 4.0.