- a combining form meaning “south,” used in the formation of compound words: Austronesia.
Also especially before a vowel, austr-.
Origin of austro-
< Latin aust(e)r the south, the south wind + -o-
- a combining form of Austria: Austro-Hungarian.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
from Latin auster the south wind
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for austro-
comb. form meaning "Austrian;" see Austria.
Online Etymology Dictionary, © 2010 Douglas Harper