Where does “Αυστραλασία” come from?

Αυστραλασία (Greek) comes from English Australasia, from French Australasie, from Latin australis, from Latin auster, from Proto-Italic *austeros.

Ancestry of “Αυστραλασία”, step by step

StepLanguageWordMeaning
1EnglishAustralasia—
2FrenchAustralasie—
3Latinaustralissouthern; Australian; the south pole
4LatinausterThe south wind; south
5Proto-Italic*austeros—
Every word from Proto-Italic *austeros →Every word from Latin auster →Every word from Latin australis →