Body relative direction

Body relative directions (also known as egocentric coordinates) are geometrical orientations relative to a body such as a human person's body. The most common ones are: left and right; forward(s) and backward(s); up and down. They form three pairs of orthogonal axes.

"Upright" redirects here. For other uses, see Upright (disambiguation).
For other meanings of the most common terms for relative directions, see Left (disambiguation), Right (disambiguation), Up (disambiguation), and Down (disambiguation).
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