The correct spelling of the word "erdmann" is E-R-D-M-A-N-N. In IPA phonetic transcription, it would be pronounced as /ˈɛrdman/. The first syllable is pronounced with a short "e" sound /ɛr/, followed by a voiceless "d" /d̥/, then the second syllable with a long "a" sound /mɑn/. With this transcription, one can read and pronounce the word correctly, avoiding any potential misspellings or mispronunciations.
The etymology of the word "Erdmann" traces back to Germanic origins. It is a compound of two elements: "erd", which means "earth" or "land", and "mann", meaning "man" or "person". Therefore, "Erdmann" can be translated to "earthly man" or "man of the land".