creditor
(10) The term “creditor” means— (A) entity that has a claim against the debtor that arose at the time of or before the order for relief concerning the debtor; (B) entity that has a claim against the estate of a kind specified in section 348(d) , 502(f) , 502(g) , 502(h) or 502(i) of this title ; or (C) entity that has a community claim.
Source
11 USC § 101(10)
Scoping language
None identified, default scope is assumed to be the parent (chapter 1) of this section.