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.
Medical Definition of EICOSANOID. : any of a class of compounds (as the prostaglandins, leukotrienes, and thromboxanes) derived from polyunsaturated fatty acids (as arachidonic acid) and involved in cellular activity.Britannica.com: Encyclopedia article about eicosanoid.noun eiÂ·coÂ·saÂ·noid \Ä«-ËkÅ-sÉ-ËnoÌid\. : any of a class of compounds (as the prostaglandins, leukotrienes, and thromboxanes) derived from polyunsaturated fatty acids (as arachidonic acid) and involved in cellular activity.efinition of EICOSANOID. : any of a class of compounds (as the prostaglandins) derived from polyunsaturated fatty acids (as arachidonic acid) and involved in cellular activity. ADVERTISEMENT.