the GNU version of the Collaborative International Dictionary of English
adj. Incapable of erring; infallible; unerring.
The Century Dictionary and Cyclopedia
n. Incapable of erring; exempt from error or mistake: infallible.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. not liable to error
Word Usage
"These fathers accepted the Bible without reservation or apology, as God's Book, inspired, inerrable, authoritative, the rock foundation of faith, and the supreme law of life."