Caelum caelum • Caelus · · · Info · Definitions · Characters · · Caelum · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a constellation in the southern hemisphere near Columba and Eridanus. · · Noun Definition 1 Characters · · C latin capital letter c U+0043 a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D u latin small letter u U+0075