fasciculus fascicule • fascinate · · · Info · Definitions · Synonyms · Characters · · fasciculus · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a bundle of fibers (especially nerve fibers). Synonyms: fiber bundle, fibre bundle, fascicle. · · Noun Definition 1 Synonyms · · · fiber bundle · · Synonym 1 fibre bundle · · Synonym 2 fascicle · · Synonym 3 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C s latin small letter s U+0073 u latin small letter u U+0075