Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Horizontal
Medically reviewed by Min Clinic Staff | Updated: January 2026
Horizontal: In anatomy, a plane passing through the standing body. A person lying on a bed is considered in a horizontal position.
For a more complete listing of terms used in medicine for spatial orientation, please see the entry to "Anatomic Orientation Terms".