proportion
The size of parts compared with each other and with the whole.
head unit
Using the length of the head to measure the rest of the figure.
contour drawing
A drawing of the outer and inner edges of a form, made with a slow, careful, continuous line.
blind contour
A contour drawing done while looking only at the subject, never at the paper.
gesture drawing
A quick, loose drawing (often 30 seconds to 2 minutes) that captures a pose's action and movement.
foreshortening
Drawing a form that points toward or away from the viewer so it looks shorter, with the near part larger.
isometric drawing
A way of showing 3D forms where parallel edges stay parallel and the sides are drawn at equal angles, with no vanishing points.
vertical placement
Showing distance by placing farther objects higher on the page.