Tricuspid valve Meaning, Definition & Usage

  1. noun valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts
    right atrioventricular valve.

WordNet

Definitions
  1. (Anat.), the valve, consisting of three triangular membranous flaps, at the opening of the right auricle into the right ventricle in the heart of most mammals; sometimes called the tricuspid valves, each flap being regarded as a valve.

Webster 1913