Definitions for subassemblyˌsʌb əˈsɛm bli
Random House Webster's College Dictionary
sub•as•sem•blyˌsʌb əˈsɛm bli(n.)(pl.)-blies.
a structural assembly, as of electronic parts, forming part of a larger assembly.
Origin of subassembly:
An assembly that is assembled with others to form a larger assembly
Dictionary of Military and Associated Terms
In logistics, a portion of an assembly, consisting of two or more parts, that can be provisioned and replaced as an entity. See also assembly; component.