midvein midtap • midverse · · · Info · Definitions · Synonyms · Characters · · midvein · · Text Latin · · Script 7 · · Length Definitions · · · (noun) the vein in the center of a leaf. Synonyms: midrib. · · Noun Definition 1 Synonyms · · · midrib · · Synonym 1 Characters · · d latin small letter d U+0064 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 v latin small letter v U+0076