1. Fyn - Noun
2. Fyn - Proper noun
Fyn (uncountable)
(biochemistry) A molecule, present in the signalling pathway of integrins, activating ras.
English Wikipedia has an article on:FynWikipedia
Fyn
Synonym of Funen, an island in Denmark. This is the Danish name.
The largest islands are Zealand (Sjælland) and Funen (Fyn). Source: Internet