See Also: mediastinum(dictionary)
Mediastinum(health)
mediastinum(medicine)
superior mediastinum(medicine)
posterior mediastinum(medicine)
middle mediastinum(medicine)
mediastinum testis(medicine)
mediastinum superius(medicine)
mediastinum posterius(medicine)
mediastinum medium(medicine)

mediastinum (iou)



mediastinum noun. . Orig. also Anglicized as mediastine. LME.
[Neut. of medieval Latin mediastinus medial, from Latin = a low class of slave, from medius MID adjective.]
Anatomy. A partition between two body cavities or two parts of an organ; esp. that dividing the thorax, separating the right and left pleural cavities. Also, the space in the thorax between the pleural sacs, containing the heart, aorta, trachea, oesophagus, thymus, etc.
mediastinal adjective E19.
mediasti'nitis noun inflammation of the mediastinum of the thorax M19.