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Webster 1913 Edition
irrebuttable
irˊre-but′ta-ble
,Adj.
 Incapable of being rebutted. 
Coleridge.
 Definition 2025
irrebuttable
irrebuttable
English
Adjective
irrebuttable (comparative more irrebuttable, superlative most irrebuttable)
- Not rebuttable.