resembling a cobweb or spiderweb, such as the arachnoid membrane. arachnoidal, adj. adjective. (1) Spider-like in appearance. (2) Cobweb-like; covered with or consisting of entangled soft fibres or hair-like material.
Swollen feet can cause much discomfort. People often wonder that what causes swollen feet and cause of swollen feet. Basically a swollen feet or swollen ankle is an excessive fluid builds up in the muscles, which causes swelling. In other words, there is rapid increase in weight.
Renal disease is the most common cause of swelling in the feet, ankles, legs as well as face, hands, abdomen, etc. In kidney failure, excess water and sodium can not be removed efficiently from the blood. Water and sodium retention can cause swelling in the feet.