Tenebrionidae tenebrionid • tenebrious · · · Info · Definitions · Characters · · Tenebrionidae · · Text Latin · · Script 13 · · Length Definitions · · · (noun) a family of arthropods including darkling beetles and mealworms. Synonyms: family Tenebrionidae. · · Noun Definition 1 Characters · · T latin capital letter t U+0054 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072