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aut

 - 5 dictionary results

aut-

var. of auto- 1 before a vowel: autacoid.

auto-

1
a combining form meaning “self,” “same,” “spontaneous,” used in the formation of compound words: autograph.
Also, especially before a vowel, aut-.


Origin:
< Gk, comb. form of autós self
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Word Origin & History

auto- 
from Gk. auto-, "self, one's own," combining form of autos "self, same," of unknown origin. The opposite prefix would be allo-.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

auto- or aut-
pref.
Self; same: autogamy.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
auto-  
A prefix meaning "oneself," as in autoimmune, producing antibodies or immunity against oneself. It also means "by itself, automatic," as in autonomic, governing by itself.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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