Defn: The curve or tracing made by a cardiograph.
CARDIOGRAPH
Car"di*o*graph, n. Etym: [Gr. -graph.] (Med.)
Defn: An instrument which, when placed in contact with the chest, will register graphically the comparative duration and intensity of the heart's movements.
CARDIOGRAPHIC
Car`di*o*graph"ic, a. (Physiol.)
Defn: Of or pertaining to, or produced by, a cardiograph.
CARDIOGRAPHY
Car`di*og"ra*phy, n.
1. Description of the heart.
2. (Physiol.) Examination by the cardiograph.
CARDIOID
Car"di*oid, n. Etym: [Gr. ( (Math.)
Defn: An algebraic curve, so called from its resemblance to a heart.