immenseness immensely • immensity · · · Info · Definitions · Synonyms · Characters · · immenseness · · Text Latin · · Script 11 · · Length Definitions · · · (noun) unusual largeness in size or extent or number. Synonyms: enormousness, grandness, greatness, immensity, sizeableness, vastness, wideness. · · Noun Definition 1 Synonyms · · · enormousness · · Synonym 1 grandness · · Synonym 2 greatness · · Synonym 3 immensity · · Synonym 4 sizeableness · · Synonym 5 vastness · · Synonym 6 wideness · · Synonym 7 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E s latin small letter s U+0073