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undergo

[uhn-der-goh] /ˌʌn dərˈgoʊ/
verb (used with object), underwent, undergone, undergoing.
1.
to be subjected to; experience; pass through:
to undergo surgery.
2.
to endure; sustain; suffer:
to undergo sustained deprivation.
Origin of undergo
1000
before 1000; Middle English undergon, Old English undergān. See under-, go1
Related forms
undergoer, noun
Synonyms
1. See experience. 2. bear, tolerate.
Antonyms
1. avoid.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for undergone

undergo

/ˌʌndəˈɡəʊ/
verb -goes, -going, -went, -gone
1.
(transitive) to experience, endure, or sustain: to undergo a dramatic change of feelings
Derived Forms
undergoer, noun
Word Origin
Old English: earlier meanings were more closely linked with the senses of under and go
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 undergone

undergo

v.

Old English undergan "undermine," from under + gan (see go). Cf. Middle Dutch ondergaen, Old High German untarkun, German untergehen, Danish undergaa. Sense of "submit to, endure" is attested from c.1300. Meaning "to pass through" (an alteration, etc.) is attested from 1630s. Related: Undergone; underwent.

Online Etymology Dictionary, © 2010 Douglas Harper
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