runnel runnable • runner · · · Info · Definitions · Synonyms · Characters · · runnel · · Text Latin · · Script 6 · · Length Definitions · · · (noun) a small stream. Synonyms: rivulet, rill, run, streamlet. · · Noun Definition 1 Synonyms · · · rivulet · · Synonym 1 rill · · Synonym 2 run · · Synonym 3 streamlet · · Synonym 4 Characters · · e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 u latin small letter u U+0075