"Middle Dutch." YourDictionary, n.d. Web. 06 June 2018. <http://www.yourdictionary.com/middle-dutch>.
Middle Dutch. (n.d.). Retrieved June 06th, 2018, from http://www.yourdictionary.com/middle-dutch
Collective name for a number of closely related West Germanicdialects (whose ancestor was Old Dutch) which were spoken and written between 1150 and 1500 in the present-day Dutch-speaking area. There was at that time as yet no overarching standard language, but they were all mutually intelligible.
English Wiktionary. Available under CC-BY-SA license.