setscrew

noun
set·​screw | \ ˈset-ˌskrü How to pronounce setscrew (audio) \

Definition of setscrew

1 : a screw screwed through one part tightly upon or into another part to prevent relative movement
2 : a screw for regulating a valve opening or a spring tension

First Known Use of setscrew

1849, in the meaning defined at sense 1

Keep scrolling for more