A protuberance; a prominence

an unnatural prominence or protuberance; as, a scrofulous swelling.

abnormal protuberance or localized enlargement

becoming puffy as from internal bleeding or accumulation of other fluids; "put ice on the swelling ankle"

Response to an injury where cell damage results in a build-up of fluids, causing an area or organ to become enlarged. Swelling can cause pain and limit mobility of the injuried area. It can also create pressure on nerve cells and increase the pain response. The use of ice therapy slows metabolism and decreases swelling.

Enlargement of the working space in the bodyï3/4's place of injury that takes place within the interspaces of the tissue during the process of inflammation.

when fluid fills the spaces between the cells in parts of the body. Swelling (also called edema) often occurs in the ankles and feet and may be a sign of infection.

In medicine, swelling is the enlargement of organs caused by accumulation of excess fluid in tissues, called edema.