a. [ L. australis, fr. auster: cf. F. austral. ] 1. Southern; lying or being in the south; as, austral land; austral ocean. [ 1913 Webster ]

2. (Biogeography) Designating, or pertaining to, a zone extending across North America between the Transition and Tropical zones, and including most of the United States and central Mexico except the mountainous parts. [ Webster 1913 Suppl. ]

Austral signs (Astron.), the last six signs of the zodiac, or those south of the equator. [ 1913 Webster ]

a. Of or pertaining to Australasia; as, Australasian regions. -- n. A native or an inhabitant of Australasia. [ 1913 Webster ]

a. [ From L. Terra Australis southern land. ] Of or pertaining to Australia. -- n. A native or an inhabitant of Australia. [ 1913 Webster ]

. (Law) A system of balloting or voting in public elections, originally used in South Australia, in which there is such an arrangement for polling votes that secrecy is compulsorily maintained, and the ballot used is an official ballot printed and distributed by the government. [ Webster 1913 Suppl. ]

v. i. [ See Austral. ] To tend toward the south pole, as a magnet. [ Obs. ] [ 1913 Webster ]

They [ magnets ] do septentrionate at one extreme, and australize at another. Sir T. Browne. [ 1913 Webster ]

adj. 1. of or pertaining to the genus Australopithecus. [ WordNet 1.5 ]

n. 1. any of several extinct humanlike small-brained bipedal primates of the genus Australopithecus; they existed from 1 to 4 million years ago. [ WordNet 1.5 ]