Third heart sound
third heart sound n.
The heart sound that occurs in early diastole and corresponds with the first phase of rapid ventricular filling.
Read Also:
- Third-house
noun, (sometimes initial capital letters) Informal. 1. a legislative lobby. noun 1. (US) a political lobby for a special interest
- Third-international
noun 1. an international organization (1919–43), founded in Moscow, uniting Communist groups of various countries and advocating the attainment of their ends by violent revolution. Also called Comintern, Communist International. Compare international (def 6). Third International noun 1. another name for Comintern
- Third-law-of-motion
noun, Physics. 1. See under law of motion. law of motion noun, Physics. 1. any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of […]
- Third-law-of-thermodynamics
noun 1. See under law of thermodynamics (def 1). law of thermodynamics noun 1. any of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics) the principle that no cyclic process […]
- Third lieutenant
third base