Meanings
nounsick sinus syndrome (uncountable)
- uncountablemedicineAn arrhythmia presumably caused by a malfunction of the sinus node, the heart's primary pacemaker.
Synonyms: SSS
Synonyms & antonyms
nounAn arrhythmia presumably caused by a malfunction of the sinus node, the heart's primary pacemaker.
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Cite this entry
APA
sick sinus syndrome. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sick%20sinus%20syndrome
MLA
“sick sinus syndrome.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sick%20sinus%20syndrome. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “sick sinus syndrome,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sick%20sinus%20syndrome.
Source: sick sinus syndrome on Wiktionary, CC BY-SA 4.0.