ALL meanings of mediastinum
me·di·as·ti·num
M m - noun mediastinum A membranous partition between two body cavities or two parts of an organ, especially that between the lungs. 1
- noun plural mediastinum a median septum or partition between two parts of an organ, or paired cavities of the body. 1
- noun plural mediastinum the partition separating the right and left thoracic cavities, formed of the two inner pleural walls, and, in humans, comprising all the viscera of the thorax except the lungs. 1
- noun mediastinum (anatomy) The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs. 0
- noun mediastinum a membrane between two parts of an organ or cavity such as the pleural tissue between the two lungs 0
- noun mediastinum the part of the thoracic cavity that lies between the lungs, containing the heart, trachea, etc 0
- noun mediastinum a membranous partition between two cavities of the body, esp. that separating the lungs or the two pleural sacs 0
- noun mediastinum the space between the pleural sacs, containing the heart and other chest viscera except the lungs 0