noun.
The quality of being friable, or easily broken, crumbled, or reduced to powder; friableness.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
excessive breakableness
Word Usage
"These in their decay further influence favorably that friability which is so desirable in soils that are cultivated, and as previously stated, the long, deep roots in their decay exercise a salutary influence on drainage."