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undo

The Oxford Pocket Dictionary of Current English | 2009 | Copyright

un·do / ˌənˈdoō/ • v. (-does / -ˈdəz/ ; past -did ; past part. -done ) [tr.] 1. unfasten, untie, or loosen (something): the knot was difficult to undo. 2. cancel or reverse the effects or results of (a previous action or measure): there wasn't any way Evelyn could undo the damage. ∎ cancel (the last one or more commands executed by a computer). 3. formal cause the downfall or ruin of: Iago's hatred of women undoes him. • n. Comput. a feature of a computer program that allows a user to cancel or reverse the last one or more commands executed.

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undo

A Dictionary of Computing | 2004 | | Copyright

undo A feature of some applications that allows the user to reverse the effect of the last action or actions. This allows recovery from unintentional actions, and could prevent major damage resulting from a very simple but incorrect command. See also user-friendly, rollback.

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JOHN DAINTITH. "undo." A Dictionary of Computing. 2004. Encyclopedia.com. 29 May. 2012 <http://www.encyclopedia.com>.

JOHN DAINTITH. "undo." A Dictionary of Computing. 2004. Encyclopedia.com. (May 29, 2012). http://www.encyclopedia.com/doc/1O11-undo.html

JOHN DAINTITH. "undo." A Dictionary of Computing. 2004. Retrieved May 29, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O11-undo.html

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undo

The Concise Oxford Dictionary of English Etymology | 1996 | | Copyright

undo
A. unfasten;

B. annul, make of no effect; bring to nought, destroy, ruin OE.;

C. † expound XIII. OE. undōn = (M)Du. ontdoen, OHG. intuon; see UN-2, DO1.
Hence undone ruined, destroyed XIV.

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T. F. HOAD. "undo." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 29 May. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "undo." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (May 29, 2012). http://www.encyclopedia.com/doc/1O27-undo.html

T. F. HOAD. "undo." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved May 29, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-undo.html

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	Undo-it Protects You Right Down to the System Level Magazine article from: Computer Shopper; 10/1/1998
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