The spelling of the word "miodymus" (pronounced "mee-oh-dye-muhs") can be explained using the International Phonetic Alphabet (IPA). The first syllable "mee" is pronounced with a long "i" sound (represented as /i/) followed by the vowel "oh" (represented as /oʊ/). The second syllable "dye" is pronounced with a short "i" sound (/ɪ/), and the final syllable "mus" is pronounced with a short "u" sound (/ʌ/). The combination of these sounds gives us the unique spelling of "miodymus".
Miodidymus.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.