equity security
(16) The term “equity security” means— (A) share in a corporation, whether or not transferable or denominated “stock”, or similar security; (B) interest of a limited partner in a limited partnership; or (C) warrant or right, other than a right to convert, to purchase, sell, or subscribe to a share, security, or interest of a kind specified in subparagraph (A) or (B) of this paragraph.
Source
11 USC § 101(16)
Scoping language
None identified, default scope is assumed to be the parent (chapter 1) of this section.