Definition of Regiomontanus, Johannes in English:

Regiomontanus, Johannes

proper noun

  • (1436–76), German astronomer and mathematician; born Johannes Müller. Considered the most important astronomer of the 15th century, he translated Ptolemy's Mathematical Syntaxis and wrote four monumental works on mathematics and astronomy.

Pronunciation

Regiomontanus, Johannes

/ˌrējē-ōˌmänˈtānəs/