Noun
subassembly (plural subassemblies)
An assembly that is assembled with others to form a larger assembly
The wing of the Renton built B-29A-BN used a different subassembly process and was a foot longer in span. Source: Internet
Each frame is both a generic component in a hierarchy of nested subassemblies, and a procedure for integrating itself with its subassembly frames (a recursive process that resolves integration conflicts in favor of higher level subassemblies). Source: Internet
There, Boeing employees perform assembly and subassembly work on the F/A-18 Super Hornet and F-15 Eagle fighter jets, as well as CH-47 Chinook military helicopter. Source: Internet
Eventually, I had worked my way around the entire subassembly and replaced every connection it had to the rest of my brain. Source: Internet