jack pine jack pin • jack pit · · · Info · Definitions · Synonyms · Characters · · jack pine · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) slender medium-sized two-needled pine of eastern North America; with yellow-green needles and scaly grey to red-brown fissured bark. Synonyms: jack pine, Pinus banksiana. · · Noun Definition 1 Synonyms · · · pinus banksiana · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 j latin small letter j U+006A k latin small letter k U+006B n latin small letter n U+006E p latin small letter p U+0070