capsid capsicum • Capsidae · · · Info · Definitions · Synonyms · Characters · · capsid · · Text Latin · · Script 6 · · Length Definitions · · · (noun) a variety of leaf bug. Synonyms: mirid bug, mirid. · · Noun Definition 1 (noun) the outer covering of protein surrounding the nucleic acid of a virus. · · Noun Definition 2 Synonyms · · · mirid bug · · Synonym 1 mirid · · Synonym 2 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 i latin small letter i U+0069 p latin small letter p U+0070 s latin small letter s U+0073