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lateral

Toward the side of the body, away from the middle line.

LAT-er-ul adjective

Word parts

later/o side-al relating to

What it means

A direction word. The ears are lateral to the eyes, and the little toe is on the lateral side of the foot. The opposite is medial, toward the middle. In positioning, a lateral position means lying on the side.

For the nurse

A client lying on the side is in the lateral (side-lying) position; pillows behind the back and between the knees keep them aligned and protect the skin.

At a glance

Spanishlateral

Related terms

supine

Lying flat on the back, face up.

anterior

At or toward the front of the body.

distal

Farther from the center of the body or from where a part attaches.

posterior

At or toward the back of the body.

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