mechanism

mastery
/ˈmik.ə.nɪ.zəm/noun

card 1 of 10 · context meaning

Which meaning of 'mechanism' best matches its use in the sentence?

A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place.