Word Origin and History for tertiary Expand. adj. 1650s, of the third order, rank, degree, etc., from Latin tertiarius of or pertaining to a third, from tertius third, a third, from root of tres three (see three).
Water and Fluid retention in legs, also known as edema, is a medical condition caused by abnormal accumulation of water or fluids in the bodyâs tissues. Though excess water can be accumulated anywhere in the body, the most common areas are the ankles and legs.
While PMS is the major cause of water retention in women, water retention for both men and women can also be related to kidney problems, both serious (kidney disease) and commonplace (not drinking enough water). Heart, liver, or thyroid malfunctions can also play a role in water retention.