in·teg·ri·ty 
(ĭn-tĕgrĭ-tē)
(ĭn-tĕgrĭ-tē)n.
1. Steadfast adherence to a strict moral or ethical code: a leader of great integrity.
2. The state of being unimpaired; soundness: The building's integrity remained intact following the mild earthquake.
3. The quality or condition of being whole or undivided; completeness: replaced a lost book to restore the integrity of his collection.
[Middle English integrite, from Old French, from Latin integritās, soundness, from integer, whole, complete; see tag- in the Appendix of Indo-European roots.]