411 REFERENCE · Wiktionary
Sol IX
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From its position as the ninth planet out from the Sun (Sol).
Proper noun
en astronomy dated An alternate name for the dwarf planet Pluto.
Coordinate terms
en 0 Sol Sol I Sol II Sol III Sol IV Sol V Sol VI Sol VII Sol VIII Sol X
en terms containing Roman numerals