infallibility
Concise Oxford English Dictionary © 2008 Oxford University Press:
infallibility/ɪnfaləˈbɪləti/
▶noun
- 1 the quality of being infallible.
- 2 (papal infallibility) (in the Roman Catholic Church) the doctrine that in specified circumstances the Pope is incapable of error in pronouncing dogma.
'infallibility' also found in these Oxford entries:

