• (RP) IPA: /ɹɪ.ˈbʌt/
• (Northern England) IPA: /ɹɪ.ˈbʊt/

rebut (third-person singular simple present rebuts, present participle rebutting, simple past and past participle rebutted)

1. To drive back or beat back; to repulse.
   • 1590, Edmund Spenser, “Book I, Canto XI”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC ↗, stanza 53:

     Who him r'encountring fierce, as hauke in flight, / Perforce rebutted backe.

2. To deny the truth of something, especially by presenting arguments that disprove it.

• French: réfuter
• Italian: confutare
• Portuguese: refutar, ilidir
• Spanish: refutar