dictionary.ptinfallibleadjectiveformalcommon/ĩfɐˈlivɛɫ/in·fa·lí·velPortuguêsEnglishEspañolFrançaisDefinition1Incapable of making mistakes or being wrong; absolutely reliable.Usage examples“His memory for names was infallible.”“No strategy in war is truly infallible.”SynonymsfaultlessunfailingcertainAntonymsfallibleimperfectunreliableCommon combinationsinfallible methodinfallible logicinfallible instinct
Incapable of making mistakes or being wrong; absolutely reliable.Usage examples“His memory for names was infallible.”“No strategy in war is truly infallible.”SynonymsfaultlessunfailingcertainAntonymsfallibleimperfectunreliableCommon combinationsinfallible methodinfallible logicinfallible instinct