arcus senilis arcus • arcus zygomaticus · · · Info · Definitions · Synonyms · Characters · · arcus senilis · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a whitish deposit in the shape of an arc that is sometimes seen in the cornea. Synonyms: arcus, arcus senilis. · · Noun Definition 1 Synonyms · · · arcus · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075