See also: noel, Noel, Nóel, noël, Noël, and Nô-el English English Wikipedia has an article on:NOELWikipedia Noun NOEL Acronym of no observed effect level. Related terms NOAEL Anagrams lone, Leno, leno, neol., Léon, one L, Nole, Leon, nole, Elno, elon, enol, Elon, LeónWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads