heart-shaped map projections

A simple type of technical drawing of graphical projection used for producing two-dimensional images of three-dimensional objects.

plural of oblique projection

(political science, geopolitics) In international relations, the capacity of a state to deploy and sustain forces outside its territory.

plural of power projection

A form of cylindric equal-area map projection.

plural of first angle projection

(uncountable) A method of technical drawing where the front view of the object is placed in the third quadrant, the side view is to the right, and the top view is above it. (More common in North America.)

plural of third angle projection

(uncountable) A method of technical drawing where the front view of the object is placed in the first quadrant, the side view is to the left, and the top view is below it. (More common in Europe and Asia.)