Tribulus tribuloid • tribuna · · · Info · Definitions · Characters · · Tribulus · · Text Latin · · Script 8 · · Length Definitions · · · (noun) annual or perennial herbs or subshrubs of warm regions. Synonyms: genus Tribulus. · · Noun Definition 1 Characters · · T latin capital letter t U+0054 b latin small letter b U+0062 i latin small letter i U+0069 l latin small letter l U+006C r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075