Word.ws English Dictionary

S-A node

S-A 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 S-A node

pluralS-A nodes

Questions about S-A node

What is S-A node the abbreviation of?
S-A node is the abbreviation of sinoatrial node.

Words near S-A node in the dictionary

  1. s--thole
  2. s--ts
  3. s--tted
  4. s--tting
  5. S-2
  6. S-A node
  7. S-A nodes
  8. s-aorist
  9. s-aorists
  10. s-band
  11. s-bands

Source and license

Adapted from Wiktionary: S-A 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: “S-A node.” Word.ws, https://word.ws/s-a_node. Based on Wiktionary, CC BY-SA 4.0.