An ISO standard for MRD and NLP is able to represent both structures and is called Lexical Markup Framework.
Both were produced by a government-funded project at System Development Corporation under the direction of John Olney.
Originally each was distributed on multiple reels of magnetic tape as card images with each separate word of each definition on a separate punch card with numerous special codes indicating the details of its usage in the printed dictionary.
Roy Byrd et al. at IBM Yorktown Heights resumed analysis of the Webster's Seventh Collegiate following Amsler's work.
Finally, in the 1980s starting with initial support from Bellcore and later funded by various U.S. federal agencies, including NSF, ARDA, DARPA, DTO, and REFLEX, George Armitage Miller and Christiane Fellbaum at Princeton University completed the creation and wide distribution of a dictionary and its taxonomy in the WordNet project, which today stands as the most widely distributed computational lexicology resource.