Medical Dictionary
dilatation
noun di·la·ta·tion \ˌdil-ə-ˈtā-shən, ˌdī-lə-\
Medical Definition of DILATATION
1
: the condition of being stretched beyond normal dimensions especially as a result of overwork or disease or of abnormal relaxation <dilatation of the heart> <dilatation of the stomach>
2
: dilation 2
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