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.
A map is a representation of all or part of the Earth drawn on a flat surface at a specific scale. facilitated the development of much larger scaled representations than was the case with a globe. latitude and longitude and the outlines of continents, onto the flat surface of a map.