— Arctogaean, Arctogean, Arctogaeal, Arctogeal, Arctogaeic, Arctogeic , adj.
/ahrk'teuh jee"euh/ , n.
a biogeographical division comprising the Holarctic and Paleotropical regions.
Also, Arctogea .
[ 1865-70; arcto- ( arkto- comb. form of árktos; see ARCTIC) + gaea ( gaîa land, earth) ]