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.
(epidemiology) An occurrence of a disease or disorder in a population of non-human animals at a frequency higher than that expected in a given time period. Compare epidemic. At the same time as an epidemic of the flu broke out among the people, an epizootic of the swine flu broke out among their pigs.