A dilation or enlargement of a canal or other organ.
Origin of dilatation
From Old French dilatation, from Late Latin dīlātātio.
Dilatation Sentence Examples
Each is a tube dilated at or towards the base and containing a mouth at its extremity, leading into a stomach placed in the dilatation.
In the case of pyloric obstruction a permanent opening may be established between the stomach and a neighbouring piece of intestine, so that the food may find its way along the alimentary canal greatly to the relief of the symptoms of gastric dilatation.
Later in its action, the drug depresses the intra-cardiac motor ganglia, causing prolongation of diastole and finally arrest of the heart in dilatation.
Thereafter the part becomes warm and painful, owing to marked local vascular dilatation.
When a corolla is gamopetalous it usually happens that the lower portion forms a tube, while the upper parts are either free or partially united, so as to form a common limb, the point of union of the two portions being the throat, which often exhibits a distinct constriction or dilatation.