n. An abstract quality that good software should exhibit.
The Century Dictionary and Cyclopedia
n. A termination (-i-li-ty, L. -i-li-tas) of nouns from adjectives in -le, -ble, -ile, etc., as ability, agility, civility, probability, etc. See -ble, etc.
Word Usage
"The oil retailers absorb the remaining losses, which affects their profitab ility."