noun
: a screw from which sectors have been removed by longitudinal cuts through the threads so that it can be thrust into a reciprocally machined mating part and locked by only a fraction of a turn
noun
: a screw from which sectors have been removed by longitudinal cuts through the threads so that it can be thrust into a reciprocally machined mating part and locked by only a fraction of a turn
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012