Austrogaean
adjective
Aus·tro·gae·an
variants or Austrogean
¦ȯstrō¦jēən,
¦äs-
: of, relating to, or being a biogeographic region that comprises the Australian region except Polynesia
Word History
Etymology
New Latin Austrogaea, Austrogea, a biogeographic region (from austr- + -gaea, -gea) + English -an