1 Eczema is not a single disease but a reaction pattern of the skin produced by a number conditions. 2  Atopic dermatitis, a common causes of eczema, is more prevalent in those with asthma and hay fever. 3  Eczema appears as small blisters that can weep and ooze, or as crusted, thickened plaques of skin.
concatenation (kÉnËkÃ¦tÉªËneÉªÊÉn) n 1. a series of interconnected events, concepts, etc 2. the act of linking together or the state of being joined 3. (Logic) logic a function that forms a single string of symbols from two given strings by placing the second after the first.
concatenate â(third-person singular simple present concatenates, present participle concatenating, simple past and past participle concatenated) 1  To join or link together, as though in a chain. 2  Computer instruction to join two strings together. Concatenating Man with  is mortal gives Man is mortal. The Unix program cat is used to concatenate and display files. Its name comes from the word catenate.