186.38 centimeters is equivalent to 73.38 inches.
This is approximately the height of an average adult male in the United States. It is also slightly shorter than the height of a standard door, which is usually around 80 inches.
In terms of smaller objects, 186.38 centimeters is longer than the height of a standard skateboard (31 inches) and slightly shorter than the length of a classical guitar (75 cm).