infallibility
/ɪnˌfæləˈbɪlətɪ/noun
mass noun
1- the quality of being infallible; the inability to be wrong无误, 一贯正确：
his judgement became impaired by faith in his own infallibility.
他因相信自己一贯正确而削弱了判断力。
1.1
- （亦作papal infallibility）(in the Roman Catholic Church) the doctrine that in specified circumstances the Pope is incapable of error in pronouncing dogma（罗马天主教用语）教皇永无谬误论。
词源
early 17th cent.: from obsolete French infallibilité or medieval Latin infallibilitas （based on Latin fallere 'deceive'）.