Hesperus hesperus • hess · · · Info · Definitions · Synonyms · Characters · · Hesperus · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) a planet (usually Venus) seen at sunset in the western sky. Synonyms: evening star, Vesper. · · Noun Definition 1 Synonyms · · · evening star · · Synonym 1 vesper · · Synonym 2 Characters · · H latin capital letter h U+0048 e latin small letter e U+0065 p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075