cardiothoracic ratio
n.
The transverse diameter of the heart, as determined by x-ray examination, compared with that of the thoracic cage, used to help determine enlargement of the heart.
Words nearby cardiothoracic ratio
color charge,
color chart,
color circle,
color code,
color filter,
cardiothoracic ratio,
color guard,
color hearing,
color hemianopsia,
color index,
color line