Here, according to Dr. Rabovsky, are eight causes of a metallic taste in your mouth. Poor oral hygiene â If you donât brush and floss regularly, the result can be teeth and gum problems such as gingivitis, periodontitis and tooth infection. These infections can be cleared up with a prescription from your dentist.
Noun. 1. delta-a low triangular area of alluvial deposits where a river divides before entering a larger body of water; the Mississippi River delta; the Nile delta. alluvial deposit, alluvial sediment, alluvium, alluvion-clay or silt or gravel carried by rushing streams and deposited where the stream slows down.
A river delta is low-lying plain or landform that occurs at the mouth of a river near where the river flows into the ocean or other body of water. Deltas are important to both human activities and fish and other wildlife because they are normally home to very fertile soil as well as a large amount of vegetation.he upper delta plain is the area nearest to the land. It is usually the area with the least water and highest elevation. The subaqueous delta is the portion of the delta that is closest to the sea or body of water into which the river flows. This area is usually past the shoreline and it is below water level.