disclaimer

Short definition from Wiktionary

Noun

1. 1
   One who disclaims, disowns, or renounces.
2. 2
   A public disavowal, as of responsibility, pretensions, claims, opinions, etc.
3. 3
   A denial, disavowal, or renunciation, as of a title, claim, interest, estate, or trust; relinquishment or waiver of an interest or estate.
4. 4
   A disclosure of an interest, relationship, or the like.

Verb

1. 1
   To disclaim or disavow, as by appending a legal disclaimer.