mrd M radiation • mri · · · Info · Definitions · Synonyms · Characters · · mrd · · Text Latin · · Script 3 · · Length 1 · · Syllables Definitions · · · (noun) a machine-readable version of a standard dictionary; organized alphabetically. Synonyms: machine readable dictionary, MRD, electronic dictionary. · · Noun Definition 1 Synonyms · · · machine readable dictionary · · Synonym 1 electronic dictionary · · Synonym 2 Characters · · d latin small letter d U+0064 m latin small letter m U+006D r latin small letter r U+0072