FALLIBIL'ITY, noun [See Fallible.] 1. Liableness to deceive; the quality of being fallible; uncertainty; possibility of being erroneous, or of leading to mistake; as the fallibility of an argument, of reasoning or of testimony. 2. Liableness to err or to be deceived in one's own judgment; as the fallibility of men.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI