• synonyms



variant of auto-1 before a vowel: autacoid.

Nearby words

austroasiatic, austronesia, austronesian, aut, aut caesar, aut nihil, aut-, autacoid, autarch, autarchy, autarky, autecic

Definition for aut (2 of 2)

aut Caesar, aut nihil

[ out kahy-sahr out ni-hil; English awt see-zer awt nahy-hil ]
/ aʊt ˈkaɪ sɑr aʊt ˈnɪ hɪl; English ɔt ˈsi zər ɔt ˈnaɪ hɪl /


either a Caesar or nothing; all or nothing. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for aut

British Dictionary definitions for aut (1 of 2)


abbreviation for

Association of University Teachers

British Dictionary definitions for aut (2 of 2)


combining form

a variant of auto-
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