tree martin tree marten • tree medic · · · Info · Definitions · Synonyms · Characters · · tree martin · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) of Australia and Polynesia; nests in tree cavities. Synonyms: tree swallow, tree martin, Hirundo nigricans. · · Noun Definition 1 Synonyms · · · tree swallow · · Synonym 1 hirundo nigricans · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 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 r latin small letter r U+0072 t latin small letter t U+0074