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Definition of Gallop rhythm
1. Noun. Cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormality. 
Medical Definition of Gallop rhythm
1. Heart rhythm like the gallop of a horse. (12 Dec 1998)
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1. Noun. Cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormality. 
1. Heart rhythm like the gallop of a horse. (12 Dec 1998)