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.
What causes swollen ankles? Excessive standing or walking can cause swollen ankles, but so can more serious conditions if ankles stay swollen. For examples, pregnancy commonly causes swollen ankles. But if it is sudden and the swelling is excessive, it could be a sign of preeclampsia. Also, if you have injured your foot or ankle, swelling can occur.