conus ar|ter|i|o|sus

conus ar|ter|i|o|sus «ahr _TIHR ee OH suhs», plural coni ar|ter|i|o|si «ahr _TIHR ee OH sy».

1. the elongated conical ventricle of the heart in some lower vertebrates.

2. a conical structure in the upper left portion of the right ventricle in man, supplying the pulmonary artery.

╂[< New Latin conus arteriosus < Latin cōnus cone, artēriōsus arterial]