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ergo

[ur-goh, er-goh] /ˈɜr goʊ, ˈɛr goʊ/
conjunction, adverb
1.
Origin of ergo
1350-1400
1350-1400; < Latin

ergo-1

1.
a combining form meaning “work”:
ergograph.
Also, especially before a vowel, erg-.
Origin
combining form representing Greek érgon

ergo-2

1.
a combining form of ergot:
ergotoxine.
Origin
< French

cogito, ergo sum

[koh-gi-toh er-goh soo m; English koj-i-toh ur-goh suhm, er-goh] /ˈkoʊ gɪˌtoʊ ˈɛr goʊ ˈsʊm; English ˈkɒdʒ ɪˌtoʊ ˈɜr goʊ ˈsʌm, ˈɛr goʊ/
Latin.
1.
I think, therefore I am (stated by Descartes as the first principle in resolving universal doubt).

post hoc, ergo propter hoc

[pohst hohk, er-goh prohp-ter hohk; English pohst hok, ur-goh prop-ter hok er-goh] /ˈpoʊst ˈhoʊk, ˈɛr goʊ ˈproʊp tɛr ˌhoʊk; English ˈpoʊst ˈhɒk, ˈɜr goʊ ˈprɒp tər ˌhɒk ˈɛr goʊ/
Latin.
1.
after this, therefore because of it: a formula designating an error in logic that accepts as a cause something that merely occurred earlier in time.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for ergo
Contemporary Examples
Historical Examples
  • ergo, he had been her lover, whom she wished to be rid of—why?

    I Will Repay Baroness Emmuska Orczy
  • ergo, again, ours must infallibly top the markets of the world.

    Brighter Britain! (Volume 1 of 2) William Delisle Hay
  • The truth is sum, ergo cogito—I am, therefore I think, although not everything that is thinks.

    Tragic Sense Of Life Miguel de Unamuno
  • There had been an obscure presentiment of 'cognito, ergo sum' more than 2000 years previously.

    Meno Plato
  • ergo, (I have reached the conclusion at last,) I did not mean to flatter you.

British Dictionary definitions for ergo

ergo1

/ˈɜːɡəʊ/
sentence connector
1.
therefore; hence
Word Origin
C14: from Latin: therefore

ergo2

/ˈɜːɡəʊ/
noun
1.
(informal) short for ergometer (sense 2)

cogito, ergo sum

/ˈkɒɡɪˌtəʊ ˈɜːɡəʊ ˈsʊm/
uknown
1.
I think, therefore I am; the basis of Descartes' philosophy
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
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Word Origin and History for ergo

c.1400, from Latin ergo "therefore, in consequence of," possibly from *ex rogo "from the direction," from ex "out of" (see ex-) + root of regere "to guide" (see regal).

Online Etymology Dictionary, © 2010 Douglas Harper
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ergo in Medicine

ergo- pref.
Work: ergometer.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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ergo in Culture
ergo [(er-goh, ur-goh)]

Latin word meaning “therefore”; usually used to show a logical conclusion: “Birds are warm-blooded animals, and reptiles are cold-blooded animals; ergo, no bird is a reptile.”

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Related Abbreviations for ergo

ERGO

Euthanasia Research and Guidance Organization
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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5
6
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