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[ri-buht] /rɪˈbʌt/
verb (used with object), rebutted, rebutting.
to refute by evidence or argument.
to oppose by contrary proof.
verb (used without object), rebutted, rebutting.
to provide some evidence or argument that refutes or opposes.
Origin of rebut
1250-1300; Middle English reb(o)uten < Old French rebouter, equivalent to re- re- + bouter to butt3
Related forms
rebuttable, adjective
unrebuttable, adjective
unrebutted, adjective
Can be confused
deny, disapprove, disprove, rebut, refute (see synonym study at deny)
1. disprove, confute. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for rebuttable
  • rebuttable presumption of minimum parenting time changed, rebuttal factors specified, and parenting expense adjustment changed.
  • The representatives and members shared their views on differences between a safe harbor and rebuttable presumption.
British Dictionary definitions for rebuttable


verb -buts, -butting, -butted
(transitive) to refute or disprove, esp by offering a contrary contention or argument
Derived Forms
rebuttable, adjective
rebuttal, noun
Word Origin
C13: from Old French reboter, from re- + boter to thrust, butt³
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 rebuttable



c.1300, "to thrust back," from Old French reboter, rebuter "to thrust back," from re- "back" (see re-) + boter "to thrust, hit" (see butt (v.)). Legalese sense of "try to disprove, refute by evidence or argument" is from 1817. Related: Rebutted; rebutting.

Online Etymology Dictionary, © 2010 Douglas Harper
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