Pin tumbler lock. A common type of pin tumbler lock, of the euro cylinder type. The pin tumbler lock (or Yale lock, after lock manufacturers Yale) is a lock mechanism that uses pins of varying lengths to prevent the lock from opening without the correct key.
noun. A person creating a diagram. A person creating a diagram. The definition of a diagram is a graph, chart, drawing or plan that explains something by showing how the parts relate to each other. An example of diagram is a chart showing how all the departments within an organization are related.
Elements of a plot diagram] 1. 2. 3. Plot (definition) <ul><li>Plot is the organized pattern or sequence of events that make up a story. Every plot is made up of a series of incidents that are related to one another. 4. 1. Exposition <ul><li>This usually occurs at the beginning of a short story.