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Meaning of sick sinus syndrome | Babel Free

Noun CEFR C1

Definitions

An arrhythmia presumably caused by a malfunction of the sinus node, the heart's primary pacemaker.

uncountable

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

sick-abed sick-wagon sick, ill Sickafoose sickbag sickbay