• noun
• synonym
• antonym

• alpha rhythm (noun)
  1. the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
• atrioventricular nodal rhythm (noun)
  1. the normal cardiac rhythm when the heart is controlled by the atrioventricular node
• beta rhythm (noun)
  1. the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz
• cantering rhythm (noun)
  1. cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormality
• cardiac rhythm (noun)
  1. the rhythm of a beating heart
• circadian rhythm (noun)
  1. a daily cycle of activity observed in many living organisms
• delta rhythm (noun)
  1. 1 to 4 hertz the normal brainwave in the encephalogram of a person in deep dreamless sleep; occurs with high voltage and low frequency
• gallop rhythm (noun)
  1. cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormality
• heart rhythm (noun)
  1. the rhythm of a beating heart
• musical rhythm (noun)
  1. the basic rhythmic unit in a piece of music
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