Dark yellow urine is typically caused by dehydration. When a person does not receive enough liquid, there is a higher concentration of waste products in urine, including dead blood cells, toxins, proteins and other products that need to be removed from the body. This results in darker urine.
Wiktionary (0.00 / 0 votes) Rate this definition: eidetic (Adjective). Pertaining to a memory or mental image of perfect clarity, as though actually visible; or to a person able to see such memories. Origin: From eidetisch, from Îµá¼°Î´Î·ÏÎ¹ÎºÏÏ, from Îµá¼¶Î´Î¿Ï.
Phreatic is a term used in hydrology to refer to aquifers, in speleology to refer to cave passages, and in volcanology to refer to eruption type.he term 'phreatic surface' indicates the location where the pore water pressure is under atmospheric conditions (i.e. the pressure head is zero). This surface normally coincides with the water table.