Secchi
Proper noun
Meaning
Secchi (plural Secchis)
A surname from Italian.
Examples
Secchi classes Secchi spectral types (152 Schjellerup is Y Canum Venaticorum During the 1860s and 1870s, pioneering stellar spectroscopist Angelo Secchi created the Secchi classes in order to classify observed spectra.
The roman numerals used for Secchi classes should not be confused with the completely unrelated roman numerals used for Yerkes luminosity classes.