perfection

Short definition from Wiktionary

Noun

1. 1
   The quality or state of being perfect or complete, so that nothing substandard remains; the highest attainable state or degree of excellence.
2. 2
   A quality, endowment, or acquirement completely excellent; an ideal; faultlessness; especially, the divine attribute of complete excellence.
3. 3
   The process or act of establishing official recognition for a legal claim, generally in the context of security interests.

Verb

1. 1
   To perfect.